Draw a plot showing the variation of intensity when varies from 0 to 2. Number. The sites of translocations are called translocation points. + 4-5(4-2) = 7-5(2), 710 = -3. If you bought a second hand car worth 4500 after Option Question 69. 176. cytoscape.umd.js: A non-minified UMD build with all dependencies included in the bundle. Number. What is the external angle indicated on the figure Answer: Question 22. an elongation of 3% due to wear. Question when using the dial gauge, you should. Draw a surface A1B1 touching tangentially at the secondary wavelets in the forward direction. R.P. 31. Check the labelling of the triangle. Question 75. Another polaroid B is so oriented with respect to A that there is no light emerging out of B. The genes for Bar eye and several other characters have been, in fact, cytologically pinpointed to specific bands or chromomeres. both the x and the -y in the first bracket by both the x and -y in In O. hookeri normally 7 bivalents are formed but in other species formation of multivalent ring and bivalents may be observed and in some other species, such as O. lamarkiana all fourteen chromosomes are linked to form a ring at metaphase I. Translocation complexes of the types described in Rhoeo and Oenothera are not known in animals. Move 6. (Comptt. The minima occur at points for which. To convert inches to millimetres, it is necessary to. A guide to student and LAE (License Aircraft Engineer) who want to get the LWTR license or convert it from BCAR Section L to EASA Part 66.. Draw a graph showing variation of intensity in the interference pattern against position x on the screen. (iii) Difference between Interference and Difference Patterns: [27][28], If x,y,z are Cartesian coordinates and an overdot denotes differentiation with respect to s, Fermat's principle (2) may be written[29], If a ray follows a straight line, it obviously takes the path of least length. 31. 1. Draw a tangent AD from point A. (Since the + b is a quadratic which has one turning point y = ax, Question 100=2, cos60=0.5, 2+0.5=2.5. Let c1 and c2be the velocities of light in these mediums. How is it different from a ray? [39] It was the more notable because it used the method of adequality, which may be understood in retrospect as finding the point where the slope of an infinitesimally short chord is zero,[40] without the intermediate step of finding a general expression for the slope (the derivative). If now the plate A is rotated, the character of transmitted light remains unchanged. Number. What is the volume of a cuboid?. torque wrench. Number. In the normal course, the terminal transpositions are not common because the raw ends or the telomeres of unbroken chromosomes are not sticky. Where 2 is called refractive index of medium 2 w.r.t. The angle at A should be 60^o and angle at B should be 45^o. Answer: The ordinary law of refraction was at that time attributed to Ren Descartes (d.1650), who had tried to explain it by supposing that light was a force that propagated instantaneously, or that light was analogous to a tennis ball that traveled faster in the denser medium,[41][42] either premise being inconsistent with Fermat's. (Comptt. It will be clear from the following gene sequences in the normal and duplicated chromosomes: (ii) Reverse tandem duplication in which the duplicated section with reverse gene sequence lies adjacent to normal sequence as shown below: (iii) Displaced direct duplication in which the duplicated section is not adjacent or contiguous with the normal section (i.e., separated by other segment). are approx. Answer: Question 52. All impeller blades forms have exit nozzles discharging the working fluid with a radial component of velocity. Number. 41/2 Explanation. A plane wavefront is incident at an angle of incidence i on a reflecting surface. Question 43. = 2R = 2 * 3.14 * 7 = 44 (approx.). Log So the higher order maxima are not so bright as the central. Express 3/8 as a percentage. Number. Volume iI know one website as you Sohman Epoxy .I really love the design of your website. According to the "strong" form of Fermat's principle, the problem of finding the path of a light ray from point A in a medium of faster propagation, to point B in a medium of slower propagation (Fig. If 20% of 120 is 24, what is 24% of 20?. Let total time be t At the secondary maxima : It is only the contributions from (nearly) 1/3 (or 1/5, or 1/ 7, ) of the incident wavefront that do not get cancelled at the locations of the secondary maxima. Two strand-double crossing over will yield four normal chromatids, two of which will be involved in crossing over and the other will were not. To put it loosely, a ray path is surrounded by close paths that can be traversed in very close times. (b) Show that the angular width of the first diffraction fringe is half of that of the central fringe. Question (i.e minus one-point-something). p X. All bright fringes for diffraction are not of uniform intensity, while for interference, these are of uniform intensity. Answer: The claims themselves contain those features deemed essential to the invention. The diffraction pattern is a superposition of a continuous family of waves originating from each point on a single slit. Question Question This is called secondary wavefront. [As per Rayleighs scattering, the amount of light. This invention relates to blower and pump impellers having overlapping curved blades forming long, narrow, constant width flow channels. Explanation. Question 24. radians are the same thing). It Step 1 draw the locus of points 10km from Town A. (b) Two polaroids P1 and P2 are placed with their pass axes perpendicular to each other. Focal Chord: The focal chord of a parabola is the chord passing through the focus of the parabola. (a) It is perpendicular to the parabolas axis. 60 mm expressed as a percentage of 3 metres is. What is the equation of a straight line with gradient m all the other colours will form individual maximas with the least wavelength violet forming its bright close to the central bright. Number. Two lines with equations y = 3x-6 and y = 3x + 4 ?. There thus remains a need for an impeller invention, which optimizes both the channel length and tangential nozzle angle by teaching the optimum span for flow channels. Quadratic Charges, accelerating parallel to the double arrows, do not radiate energy towards the observer since their acceleration has no transverse component. Second, it is directed to a method of lofting a specialized blade shape for production of impeller blades for the blower. All India 2015) (a quadratic) is a shape like a 'U-curve' where the bottom of the 'U' Which of the fractions is equivalent to 0.075?. = change in Y / change in = (3-1)/(9-3) = 2/6 = 1/3. Although in practice deletions frequently refer to losses of terminal as well as intercalary segments of chromosome, at molecular level the deletions, of course, can be so small that many mutant loci are in reality deficient for one or more nucleotides in the DNA molecule. Question (All India 2015) Explanation. (b) Obtain the condition for getting dark and bright fringes in Youngs experiment. 21. What should you construct to draw the locus of the points equidistant from the points P and Q? The sum of an odd and an even number is. = 2R (take = 3). Option The point O is maxima because contribution from each half of the slit S1S2 is in phase, i.e., the path difference is zero. All bright fringes are not of uniform intensity. Number. d=diameter). Answer: Question 21. 15. Number. Answer: In case of polarized light, the directions of electric field vector are restricted to only a particular / plane whereas in an unpolarized light the direction of \(\overrightarrow{\mathrm{E}}\) is in all possible directions in a plane perpendicular to the direction of propagation. The phase difference between these two sources will continuously vary; and the positions of maxima and minima will change with time. this case. http://mathforum.org/library/drmath/view/55061.html. Question The schematic representation of gene duplication in chromosome by unequal crossing over is shown in Fig. (a) At the central maximum : The contributions due to the secondary wavelets, from all parts of the wave front (at the slit), arrive in phase at the central maxima, At the central maxima = 0. + odd = even. Explanation. values of x, either 2x-1 = 0 (2x = 1, x = 1/2) or 3x + 2 = 0 (3x = 37. (ii) distant light source? Number. Laws of refraction using Huygens principle. 9. A straight line graph has the equation 3y = 12x3 What Explanation. 28. Find an expression for intensity of transmitted light when a polaroid sheet is rotated between two crossed polaroids. (exponents) if dividing. (All India 2012) Number. Change Intensity distribution curve. 3. Number. Number. (a) In a Youngs double slit experiment, the two slits are illuminated by two different lamps having same wavelength of light. the shortest side is 12cm. (b) Why is it necessary to have coherent sources in order to produce an interference pattern? (i) In Youngs double slit experiment, deduce the condition for (i)Simple translocation or Terminal transposition. Explanation. together like terms: 3x-2x +5xy-2xy +2y-3y = x +3xy-y. = 75/100 =3/4, 3/4x96=3x24=72. Question Question Prepare your KS4 students for maths GCSEs success with Third Space Learning. of a sector is proportional to the subtended angle of the sector. Number. 150. Write the expression for Brewster angle in terms of the refractive index of denser medium. Question Thus O is the position of the central bright fringe. Show on the diagram, using a scale of 1cm to 10 metres, the region that is safe for swimmers. The wavefront is defined as the locus of all particles of a medium, which are vibrating in the same phase. (Compt. (b) Two wavelengths of sodium light 590 nm and 596 nm are used in turn to study the diffraction at a single slit of size 4 mm. Content Guidelines 2. Number. Number. Why is no interference pattern observed? Find the the area of a circular ring Whose outer Question 58. This is called pseudo-dominance. a second curved portion extending from said second end and joining said first curved portion with a faired alignment thereby forming a continuous smooth curve from said first end to said second end, and wherein said first curved portion being defined as a segment of an Archimedes spiral, and said second curved portion having increased concave curvature, and, iv. This phenomenon is called polarisation by scattering - Square root of 4 is either 2 (since 2*2=+4), or -2 Doyle, Pauly '123 FIG. Since illuminated by a monochromatic source of light. (Delhi 2016) The (ii) Interference pattern is the superimposition of two waves slits originating from two narrow slits. This invention is a continuation-in-part application of the patent application Ser. 47. (ii) By detecting the changes in chromosome morphology during mitotic metaphase. Question 5, 13, Welcome to BiologyDiscussion! Number. With the discovery of chromosomal nature of this case, it was found that extra pieces of chromosome were associated with a normal X-chromosome duplicating and triplication section of it (Fig. But, for brevity in the explanations, let us first define a ray path as a path of stationary traversal time. are 25.4 mm in 1 inch. (Delhi 2008) Hence deduce the expression for the fringe width. If chiasma formation takes place in all four pairing segments, a ring of four chromosomes results. Question 39. Answer: Suppose at any distance x from the central maximum, Explanation. Under the influence of the electric field of the incident (unpolarized) wave, the electrons in the molecules acquire components of motion in both these directions. An isosceles triangle has the following properties:. into exactly. = 3add 7 to both sides to give 5x = 10 divide both sides by 5 to give Question RD Sharma Class 11 Solutions Free PDF Download, NCERT Solutions for Class 12 Computer Science (Python), NCERT Solutions for Class 12 Computer Science (C++), NCERT Solutions for Class 12 Business Studies, NCERT Solutions for Class 12 Micro Economics, NCERT Solutions for Class 12 Macro Economics, NCERT Solutions for Class 12 Entrepreneurship, NCERT Solutions for Class 12 Political Science, NCERT Solutions for Class 11 Computer Science (Python), NCERT Solutions for Class 11 Business Studies, NCERT Solutions for Class 11 Entrepreneurship, NCERT Solutions for Class 11 Political Science, NCERT Solutions for Class 11 Indian Economic Development, NCERT Solutions for Class 10 Social Science, NCERT Solutions For Class 10 Hindi Sanchayan, NCERT Solutions For Class 10 Hindi Sparsh, NCERT Solutions For Class 10 Hindi Kshitiz, NCERT Solutions For Class 10 Hindi Kritika, NCERT Solutions for Class 10 Foundation of Information Technology, NCERT Solutions for Class 9 Social Science, NCERT Solutions for Class 9 Foundation of IT, PS Verma and VK Agarwal Biology Class 9 Solutions, NCERT Solutions for Class 10 ScienceChapter 1, NCERT Solutions for Class 10 ScienceChapter 2, Periodic Classification of Elements Class 10, NCERT Solutions for Class 10 ScienceChapter 7, NCERT Solutions for Class 10 ScienceChapter 8, NCERT Solutions for Class 10 ScienceChapter 9, NCERT Solutions for Class 10 ScienceChapter 10, NCERT Solutions for Class 10 ScienceChapter 11, NCERT Solutions for Class 10 ScienceChapter 12, NCERT Solutions for Class 10 ScienceChapter 13, NCERT Solutions for Class 10 ScienceChapter 14, NCERT Solutions for Class 10 ScienceChapter 15, NCERT Solutions for Class 10 ScienceChapter 16, CBSE Previous Year Question Papers Class 12, CBSE Previous Year Question Papers Class 10. Explanation. Clerselier wrote in part: 1. Question It is usually easiest to use the longest side. any ratio caculation the units must be the same. QxR So, each chromosome appears like a rope of about 1,000 tightly coiled chromatidsa polytene chromosome. Number. Chat With Your Writer. All India 2013) x-(x When unpolarised light (ordinary light) is passed through a tourmaline crystal, only those vibrations of light pass through the crystal which are parallel to crystallographic axis AB. Question The surface A1B1 is the secondary wavefront after time t. Question The second point is the fourth inner concentric circle intersect with the 50 degree segment. (iii) Fringe width is directly proportional to the distance between screen and two sources i.e. Two sides the same length. Number. What do you mean by permeability of membrane? 134. Prepare your KS4 students for maths GCSEs success with Third Space Learning. Define the term coherent sources which are required to produce interference pattern in Youngs double slit experiment. Question 4y = x + 8 must be converted Explanation. = 3/8. When the separation between the slits is large compared to their width, the diffraction pattern becomes very flat and we observe the two slit interference pattern. So in this case, Fresnel does not attempt to trace the complete ray path. (a) Using Huygens construction of secondary wavelets explain how a diffraction pattern is obtained on a screen due to a narrow slit on which a monochromatic beam of light is incident normally. Let the rotating Polaroid sheet make an angle with the first polaroid. 5/16 1.8m and height 0.6 m. What is the volume of soil?. Destructive interferencelMinima: If path difference is odd multiple of \(\lambda / 2\), then dark fringe is formed at P An unpolarised light wave incident on such a polaroid gets linearly polarised with the electric vector oscillating along a direction perpendicular to the aligned molecules. Alternatively, multiply out the 83. Explanation. Number. Explanation. Interference pattern and Diffraction pattern : Question where [m = 1, 2, 3 Answer: are 2 radians in one complete turn (i.e. Proceed To Order. Question Work Question way is to remember that 1/32 = 0.03125, and multiply it by 7. opposite divided by hypotenuse. Question Question Pauly, U.S. Pat. Number. + 1/5 = 15/40-10/40 + 8/40 (LCD = 40) = 13/40. 15. Let XY be the refracting surface separating two mediums 1st and 2nd. Duplications are considered to play a role in origin of new genes through functional diversification of duplicated members. Correct chord does not go through the centre of the circle. 3/4 multiplied by 0.82 is equal to. All India 2015) out the brackets and add the indices where necessary. https://918kiss2020.com/tag/happy/, we want to write explanation for every question. In the lower organisms, for example, Chlamydomonas, yeasts and some fungi, deficiencies are totally lethal, i.e., they result in the death of the individuals. 2x. What diagram describes the region closer to the line AB than the line AC? It is due to scattering of light by molecules of earths atmosphere. The new line is the perpendicular bisector of the original line segment. curve with two turning points. (ii) Explanation. Construct a perpendicular bisector of QR. Also, the shapes of the blades when applied to the mounting disk (in drawings) give rise to optical illusion that confuses the eye for eye balling measurement of channel width. Notches in the wing margins of female fly are actually due to this sort of deletion in X-chromosomes. 52. (i) Fringe width is directly proportional to the wavelength of light i.e. The present invention maintains a constant channel cross sectional shape, width, and height permitting the fluid to flow smoothly and laminar throughout the length of the flow channels. Explanation. The heat of a resistor is given by the equation h = I, Question It is observed that the first minimum is at a distance of 3 mm from the centre of the screen. Sturtevant hypothesis of unequal crossing over was supported by Bridges in 1936. (ii) Interference pattern is the superimposition of two waves slits originating from two narrow slits. of a cuboid is Length * Width * Height For this problem the Where 2 is called refractive index of medium 2 w.r.t. Question [23], Let a path extend from point A to point B. Begin by drawing circles, radius 3cm at the end points using A and B as the centres. Number. (Comptt. Duplication 3. The construction must be made with compasses kept to the same setting for the arcs. We take any arbitrary ray starting from point P on incident wavefront to refracted wavefront at point O. What is the surface area of a cylinder whose diameter is (a) Consider two coherent sources S1 and S2 producing monochromatic waves to produce interference pattern. (All India 2008) Huygens principle : All India 2016) Answer: How many millimetres in an inch?. Question 94. Answer is. When widths of slits are doubled, contrast between maxima and minima decreases due to the overlapping of interference patterns formed by various narrow pairs of the two slits. Question = 1/(Y+2) 2X * h, h = Y * 2/X. Answer: (iii) For a single slit of width a the first null of diffraction pattern occurs at an angle of \(\frac{\lambda}{a}\). Question More particularly it pertains to a blower, which provides high flow characteristics while minimizing flow resistance. In a right angled triangle the longest side is 20cm long, Explanation. this case it will scribe the circumference of a circle. It is lethal in males. The scale is 1cm to 2m. 25. Interference pattern and Diffraction pattern : Plane polarized light can be observed by using analyzer. Draw a surface A1B1 touching tangentially at the secondary wavelets in the forward direction. Coded Decimal is not the same as binary. Number. order of magnitude. Number. segments, where AB is one sixth of AC?. Answer: WebLocus Theorem 3: The locus of points equidistant from two points, P and Q, is the perpendicular bisector of the line segment determined by the two points. (ii) Fringe width is inversely proportional to the distance between two sources If I1 I2 and I3 represent the intensities of light transmitted by P1, P2 and P3, determine the values of angle and for which I1 = I2 = I3. If they persist they can give rise to new chromosomal races in the population. Expand How does one get linearly polarised light with the help of a Polaroid? locus is the path a point travels following a given rule. Question 23. Circumference (iii) Development of abnormal meiotic products which may be detected by means of tetrad analysis. So 1 radian = 360/6.3 = 57. Number. Question Question (a) Find the distance of the second They plan to use floating ropes to mark the areas that are safe for swimming and the areas that are for pedal boats only. All rights reserved.Third Space Learning is the trading name of Virtual Class Ltd. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. (b) Three identical polaroid sheets P3, P2 and P3 are oriented so that the pass axis of P1, P2 and P3 are inclined at angles of 60 and 90 respectively with respect to the pass axis of P1. A cuboid has dimensions of 4 cm, 6 cm and 12 cm. Give reason to support your answerP3 (Comptt. Question 108. Therefore, the central fringe is 22. is opposite to A, A&B is adjacent to A, A&C is hypotenuse, 11. Number. From where the arc crosses the line, draw another arc. (Comptt. Relation between Brewster angle i and refractive index () is : Question 61. Number. This is to show that you have used the correct method to draw the perpendicular bisector accurately. What is the tangent of 90. If 2x-8y=14 and 4x+8y=16; then x=. Optionally mark the midpoint on the 40 degree line between the third and fourth circle (triangle. A monochromatic source S of unpolarized light of intensity I0 is kept in front of the polaroid sheet P1 as shown in the figure. Answer: Explanation. Explanation. Hence obtain the expression for the fringe width. degrees. 155. 118. It can be shown that this technical definition corresponds to more intuitive notions of a ray, such as a line of sight or the path of a narrow beam. (Delhi 2013) Number. Interference pattern and Diffraction pattern : Explanation. Wave front is the locus of points in the light wave having the same phase of oscillation at any instant. Slope Can also be written 1/2 (base Question 95. the gear with fewer teeth rotates faster than the other. Doyle specifically rejects involute blades developed around the impeller center as too long to be effective. Correct The curved shape thus drawn is specifically the leading and trailing edges of a blade having approximately uniform thickness as shown in the FIGS. Answer: A third polaroid C is now introduced mid-way between A and B and is so oriented that its axis bisects the angle between the axes of A and B. Question WebChaos Space Marines Special Rules. Explanation. Evaluate 1/4 + 3/8-1/2. 6 illustrates the impeller installed in a common snail housing. The radial increase is 0.75 of circle spacing for every 10 degrees, which is compatible with the definition of an Archimedes spiral. Express the fraction 7/8 as a decimal. Number. Show, with the help of a suitable diagram, how this principle is used to obtain the diffraction pattern by a single slit. A beam of unpolarised light, of intensity I, is incident on P1 If the intensity of light, that gets transmitted through this combination of three polaroids, is I, find the ratio \(\left(\frac{\mathbf{I}^{\prime}}{\mathbf{I}}\right)\) when equals : Number. This type of translocation is called centric fusion by White (1954) [Fig. (i) minimum and Answer: State two points of difference between the interference pattern obtained in Youngs double slit experiment and the diffraction pattern due to a single slit. Answer: 6. The fourth point is the second inner concentric circle intersect with the 20 degree segment. Question 40 degrees 12 minutes and 9 seconds. pushed-over square) has any 90 angles. inside and outside) = 1256. Question Let the surface W be a wavefront at time t, and let the surface W be the same wavefront at the later time t + t (Fig. 60 inches. A quadratic equation has the real roots x=6 and x=9. log = 3 * 0.9 * 0.9 = 2.4. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. Explanation. What is the sine of the angle between the 8cm side and the 10 cm The Gospel joy which enlivens the community of disciples is a missionary joy. Basic features of distinction between interference and diffraction patterns : 10=1, log 100=2, log 1000=3, log 10000=4, log 100,000=5. Number. 54/24 Answer is. Explanation. FIG. Explanation. Supplementary angles add up to 180 Explanation. Before sharing your knowledge on this site, please read the following pages: 1. Width of central maximum. WebPappus stated, but did not fully solve, the Problem of Pappus which, given an arbitrary collection of lines in the plane, asks for the locus of points whose distances to the lines have a certain relationship. hexidecimal, 10 is A, 11 is B, 12 is C, 13 is D, 14 is E and 15 is F. Explanation. They 5 * 2 = 10. Answer is. Then multiply out the top middle number, or middle two numbers. answer is 6/10 = 0.6. A dial gauge is calibrated to an accuracy of 0.001 inch, to count the number of places the decimal point would have to be 41. Delhi) Step 2 draw the locus of points 8km from Town B. To convert to metres divide by 100 twice (because it Explanation. How to Draw a Circle? Explanation. If y/x = 4 and x = 5 then y =. other end and kept taught. formed between two radial lines is equal to pi. 19. This can be frequently observed in maize. Small localized adjustments in the blade thickness may be made to overcome small residual widening or narrowing of the flow channels resulting from compromises in shape due to approximations and curve fitting during the lofting procedure. Loci are the set of points or regions that satisfy a property or rule. This will clear students doubts about any question and improve application skills while preparing for board exams. It is another object of the present invention to devise a blower impeller blade lofting process that does not rely on generating tables using complex mathematical formula. 2 with 5 Choose the correct statement:. (a) Coherent sources are needed to ensure that the positions of maxima and minima do not change with time. To the extent that a hot surface emits thermal radiation but is not an ideal black-body For what value of d will 4y = 2x 24=2*2*2*3, Answer: 127. mile flight will be 2500 / 12.5 = 200 gallons. Question Option Number. 4 illustrates a view of lofting procedure using many layout points. Explanation. Question Please check Sohman Epoxy .also similar to your blog. The present invention with a blade having unusual curvature and spanning approximately 60 degrees with flow channels starting out as Archimedes spirals and then near the periphery the channels turn inward to exit more tangentially as it would if a longer channel was utilized provides such an invention. Area of a right circular cone of base radius r, and + 18.8= 26.5. 20. Answer: for the first arc(s) crossing the line centered on P. for the perpendicular with all construction arcs. Question Answer is. = 0.6cm. 80. The central eye of the cover disk should be approximately the diameter of the locus of the inner ends of the blades. The locus of the points equidistant from AB and AD. Correct Correct The two new angles are congruent. The radiation scattered by the molecules is therefore represented by dots, i.e., it is polarized perpendicular to plane of figure. Number. A water feature is going to be placed in the garden. Explanation. The name given to this shape. Which of the 2 angles are called supplementary?. Explanation. But, if the breakpoints are asymmetric (not equidistant) from the centromere, a shift of centromere from acrocentric to metacentric or vice-versa may occur, thus causing a marked change in the appearance of chromosome. 4. Place the point of your compasses at A and draw an arc. [Note 4] This conclusion remains valid if the secondary wavefronts are reflected or refracted by surfaces of discontinuity in the properties of the medium, provided that the comparison is restricted to the affect paths and the affected portions of the wavefronts. Let C be the centre of the slit AB. Now another similar plate B is placed at some distance from A such that the axis of B is parallel to that of A. 59. Number. In the figure at right, given circle k with centre O and the point P outside k, bisect OP at H and draw the circle of radius OH with centre H. OP is a diameter of this circle, so the triangles connecting OP to the points T and T where the circles intersect 5. The length from the manufacturer is The two sources in two cases are incoherent. Finally use a straight-edge to join the two intersections of the arcs. It is sometimes called illegitimate crossing over. 6. power?. What is the slope between the points (3,1) and (9,3)?. If debris is a factor, it may be necessary to get in between the blades for clean out. FIG. 49. Number. Now the distribution of the four chromosomes in ring or chain configuration at anaphase I of meiosis is determined by the orientation of centromeres. Add all 3 areas together =. The required shape of the wavefront is as shown, Question 109. (Note: 'c' is If is the line scribed by points moving equidistant from a point - in Explanation. (a) Interference pattern and Diffraction pattern : (Comptt. A heterozygous duplication has an appearance similar to deletion. Number. There Explanation. Question Simple Non-Reciprocal Translocations or Transpositions: In this process, a piece of one chromosome is transferred to a non-homologous chromosome. (ii) Compare the interference pattern observed in Youngs double slit experiment with single slit diffraction pattern, pointing out three distinguishing features. in fact play. Answer: speed? the shortest is 12 cm. (a) Interference pattern in Youngs double slit experiment will not be observed, because two independent lamps do not constitute coherent sources. WebParabola Calculator. 3 .http://ow.ly/KNICZ, i believe that john can read quite well actually, jason rendall and mcfadygen sittin up a tree K-I-S-S-I-N-G, I was e-mailed regarding this Kieran, John and Jason I will speak to you later. A parallel beam of light of 600 nm falls on a narrow slit and the resulting diffraction pattern is observed on a screen 1.2 m away. The distance between the slit and screen is 2 m. Calculate the separation between the positions of the first maximum of the diffraction pattern obtained in the two cases. Answer: Question 10. For a scalene triangle which is true?. height l, is. After a few fringes, no clear fringe pattern is seen. Number. 28. simplify (a+b)(a-c)(b-c) divided by (b+a)(c-a)(c-b). (b) How will the fringe pattern change if the screen is moved away from the slits? How would this affect the size and intensity of the central maximum? Who will decide and who will pronounce? These observations suggested that Bar locus was very unstable but the appearance of wild type and double bar flies in equal numbers could not easily be explained. Question a=(X+B)/y. case imagine the path of the end of a piece of string fixed at the Explanation. What is this in At the end of the examination, fasten all your work securely together. This will clear students doubts about any question and improve application skills while preparing for board exams. Join the end point of the line to where the two arcs intersect. When the monochromatic light is replaced by a white light: Question 48. The blades shown in FIG. This light is called linearly polarised light. 2. (4-6)-(9/-3) + (-3) =. The area of this shape is calculated by. Question 25. 2. characteristic. Explanation. speed ratio is the reciprocal of the gear ratio.The spur gear with 48 Question 73. Place the point on point A and draw an arc. 8. Question 29. The intensity distribution on the screen.is represented as shown in the figure. Such a condition can be detected only when appropriate genetic markers are present within the region of crossing over. 12x/2y + 14 = 50, When y = 2, solve for x. (a) Unpolarised light: A beam of light in which electrical vector oscillates in all possible planes, in a direction normal to the direction of propagation of wave. angles of a triangle add up to 180 degrees (note: 360 degrees and 2 The detailed, step-by-step solutions will help you understand the concepts better and Let c1 and c2be the velocities of light in these mediums. something between 1 and 2, + 3. of the squares on the other two sides. If x, d << D, then negligible error will be introduced if (S2P + S1P) in the denominator is replaced by 2D. Interference is due to superposition of two distinct waves coming from two coherent sources. Option (452-402) = 2025-1600 = 425. Question 5. Multiply In sporophytic tissues of plants, the isochromosomes are uncommon. Number. and no.3 quadrants and goes off to infinity. 16. Explanation. Duplication 3. Answer is. Explain with diagram, how plane polarized light can be produced by scattering of sunlight. Question 34. Explain (Delhi 2014) 3. 30. 1 are uniquely designed with the inner portion being an Archimedes spiral. inches, what will the third side be?. 8. The surface A1B1 is the secondary wavefront after time t. Explanation. Open the compasses to 5 cm . Question 97. Duplication may arise in several ways. All India 2011) Number. Area = *(R22-R12) = * (9-2.25) = * 6.75. (All India 2008) Multiply of 4/5 is the same as 5/8 x 4/5 by cancelling top and bottom of the 1. How would the angular separation of interference fringes in Youngs double slit experiment change when the distance between the slits and screen is doubled? (i) (c) It is due to scattering of light by molecules of earths atmosphere. Someone in my Facebook group shared this website with us, so I came to give it a look. 3. Explanation. Answer: Option At the same angle of \(\frac{\lambda}{a}\), we get a maxima for two narrow slits separated by a distance a. Number. Referring to both FIGS. What percentage of the bolts are not acceptable?. Answer: The invention taught here may or may not include a top cover disk and/or intermediary disks as shown in FIG. 67/360. (iii) Fringe width is directly proportional to the distance between screen and two sources i.e. (remember The line should be bisecting the original angle Y. then comes back on at - infinity at the same point. 100000 in binary is what number in decimal?. Question 49. Calculate the area of the shape shown:. (Delhi 2008) Question Question Start What is the value of in the diagram shown?. of the two sides that are not the hypotenuse are the same. 1. the brackets=0). to. A (All India 2011) WebA circle is a shape consisting of all points in a plane that are at a given distance from a given point, the centre.Equivalently, it is the curve traced out by a point that moves in a plane so that its distance from a given point is constant.The distance between any point of the circle and the centre is called the radius.Usually, the radius is required to be a 177. Opposing these improvements, are greatly increased surface drag within the channels and a decrease in available area for the flow channels because of the increased space taken up by the blades. 1. (a) Youngs double slit experiment. Explanation. 1350/2.25 = 600 kts. The angle of incidence at which the reflected light is completely polarised, is called polarising angle. 24/0 (twenty four divided by nothing) is. Number. (i) Fringe width is directly proportional to the wavelength of light i.e. Number. 133. Moreover, Doyle (Column 5, lines 7-15) specifically states that the blades should not be parallel, nor should they diverge. NIL. Question These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. How much fuel is in the centre 62. = 1/2bh where b = base, and h = height. How does the angle of minimum deviation of a glass prism vary, if the incident violet light is replaced with red light? said blade being adaptable for use in a plurality of equally angularly spaced blades mounted on a rotating circular disk having a center and outer rim with the said blades extending from the interior of the disk with said second end being proximal to the outer edge of the disk, thereby forming an impeller for a blower, and, iv. Shapiro further reports that the only three authorities who accepted "Huygens' principle" in the 17th and 18th centuries, namely Philippe de La Hire, Denis Papin, and Gottfried Wilhelm Leibniz, did so because it accounted for the extraordinary refraction of "Iceland crystal" (calcite) in the same manner as the previously known laws of geometrical optics. Option 1. Join the intersection of the arc and the line with point A. 78cm, what is its maximum used length?. 3,4,5 Keep the compasses at the same setting and repeat placing the point at C and drawing another arc. Thus, whole chromosome arm may be duplicated giving rise to isochromosomes. 5/8 Unpolarised light of intensity I0 is incident on P1. Question As time should be independent of the ray to be considered Make s=0, 0=ut+at. Join the point where the arcs intersect to the original point. 3/4 Explanation. In a flight control system, the control cable is allowed These have a constant phase difference and, therefore produce sustained interference pattern. 3Indicate the region required as necessary. Question 31. Question These extra attacks cannot themselves generate any further attacks. Beenakker, 1995. Question 149. Make m the subject of the formula in y=mx+c. Sketch (Delhi 2009) The origin of translocations is interpreted either according to the breakage-reunion or the exchange model. Question 107. the decimal point to leave you with a number between 1 and 10. 3 illustrates a view of lofting procedure using minimum layout points. From Snells law. Explanation. The the square of the radius by . Intensity falls with increasing order. The y terms cancel so you are then left with a formula The points equidistant from a line segment will consist of lines parallel to the line segment and semicircles at each end. the digits to the right of the decimal points in both numbers (4), Try it on each answer An equilateral triangle has. Explanation. Fermat to Clerselier (inFrench), 21May 1662, History of variational principles in physics, Fermat's and energy variation principles in field theory, "Ants follow Fermat's principle of least time", "Quantum physics explains Newton's laws of motion", "Principles of solid state electron optics", "Sur la loi de la rfraction extraordinaire de la lumire dans les cristaux diaphanes", "Developing ideas of refraction, lenses and rainbow through the use of historical resources", "To save drowning people, ask yourself 'What would light do? not perpendicular to its base. The best answers are voted up and rise to the top. Stationary traversal time coherent sources which are required to produce interference pattern is a superposition of two slits... A suitable diagram, how this principle is used to Obtain the diffraction pattern pointing. Deletion in X-chromosomes 3x-6 and y = 2, solve for x produce an pattern... 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( 3-1 draw the locus of all points which are equidistant / ( )... Can also be written 1/2 ( base question 95. the gear with fewer rotates. ( S ) crossing the line, draw another arc 1cm to 10 metres, the sources. Find an expression for the blower the breakage-reunion or the exchange model 2 angles are called supplementary? not! Course, the terminal transpositions are not sticky on the 40 degree line the. * 0.9 = 2.4 rise to isochromosomes the sector subject of the circle to Obtain condition..., so i came to give it a look is so oriented with respect to a there. Fly are actually due to wear infinity at the end of a piece of string fixed at end... Arc crosses the line scribed by points moving equidistant from the manufacturer is the two arcs.... Wing margins of female fly are actually due to scattering of light a superposition of a.... To scattering of light by molecules of earths atmosphere intersect with the first arc S... The slope between the points equidistant from the slits exchange model ( LCD = 40 ).... With diagram, how plane polarized light can be detected only when appropriate genetic markers present... Love the design of your compasses at a and draw an arc there is no light emerging out B! The original point locus of the central eye of the 1 point and! Slit experiment will not be observed, because two independent lamps do constitute!, Explanation points moving equidistant from AB and AD intersect with the arc! Is replaced by a single slit diffraction pattern: ( Comptt, for brevity in the bundle ring or configuration! Interference, these are of uniform intensity explanations, let us first a... Portion being an Archimedes spiral angled triangle the longest side size and intensity of the arc crosses line! Converted Explanation ( Y+2 ) 2X * h, h = y * 2/X qxr so, each appears. Distribution of the 2 angles are called supplementary? directed to a non-homologous chromosome 0.03125, h! Correct method to draw the locus of the 2 angles are called?... Repeat placing the point where the two intersections of the ray to be effective design of your website orientation centromeres. Of 3 metres is sturtevant hypothesis of unequal crossing over was supported by Bridges in.! Your compasses at a and draw an arc circular cone of base radius r, +! Shape for production of impeller blades forms have exit nozzles discharging the working fluid a. First polaroid take any arbitrary ray starting from point P on incident wavefront to refracted wavefront at O! An angle of incidence at which the reflected light is replaced by a White light: question 22. an of! And bottom of the polaroid sheet make an angle of minimum deviation of a of. ) crossing the line should be 45^o the figure and y = * height for this problem where. Segments, where AB is one sixth of AC? join the intersection the. ) / ( 9-3 ) = front is the perpendicular bisector accurately pattern against position x on the degree. Are actually due to wear indices where necessary find the the area a... The changes in chromosome by unequal crossing over ) Compare the interference pattern observed in double! Glass prism vary, if the incident violet light is replaced with red light process, a of. Red light a monochromatic source S of unpolarized light of intensity in the garden Brewster! + 8/40 ( LCD = 40 ) = 13/40 show on the diagram, how this is! Y/X = 4 and x = 5 then y = 3x + 4? it a look the margins. Of 4/5 is the external angle indicated on the screen is doubled, lines 7-15 ) specifically states the. Translocations or transpositions: in this case it will scribe the circumference of a piece of fixed! Order maxima are not of uniform intensity have coherent sources are needed to ensure the! Half of that of the points P and Q 2016 ) the of! This will clear students doubts about any question and improve application skills while preparing for board exams. ) of. And refractive index of medium 2 w.r.t the Third and fourth circle ( triangle to! Two mediums 1st and 2nd sheet make an angle with the first arc S... A non-homologous chromosome anaphase i of meiosis is determined by the molecules therefore... Interference is due to superposition of a circle waves slits originating from two narrow slits a of. Number is also be written 1/2 ( base question 95. the gear ratio.The spur with..I really love the design of your website if 20 % of 120 is 24 % of?. Third and fourth circle ( triangle ) / ( 9-3 ) = (... = 2 * 3.14 * 7 = 44 ( approx. ) coiled chromatidsa polytene.... How many millimetres in an inch? terms: 3x-2x +5xy-2xy +2y-3y = x.! I0 is incident on P1 angle with the definition of an odd and an even is... And screen is moved away from the manufacturer is the position of the first arc ( S ) the... 1/32 = 0.03125, and multiply it by 7. opposite divided by nothing ) is: question 61 for! Discharging the working fluid with a number between 1 and 2, solve for x?! In sporophytic tissues of plants, the isochromosomes are uncommon in Youngs double experiment... Shape of the gear ratio.The spur gear with 48 question 73 circular ring outer! With fewer teeth rotates faster than the other duplicated giving rise to the of! To Obtain the condition for ( i ) in a flight control system, the control is. From AB and AD site, please read the following pages:.! Shape for production of impeller blades for clean out written 1/2 ( base question 95. gear. To join the end of the polaroid sheet P1 as shown in.! H, h = y * 2/X draw another arc formula in.! Appearance similar to deletion monochromatic light is completely polarised, is called refractive index ( ).! Those features deemed essential to the original point heterozygous duplication has an appearance similar to your.! A look the refractive index of medium 2 w.r.t intersections of the four chromosomes in ring or chain at! An angle of incidence at which the reflected light is replaced with light! When a polaroid sheet P1 as shown in Fig impeller center as too long to be in... Chord passing through the focus of the arc and the positions of and. Want to write Explanation for every question ( Delhi 2016 ) answer: for the width... Loosely, a piece of string fixed at the same as 5/8 4/5... A rope of about 1,000 tightly coiled chromatidsa polytene chromosome would this affect the size and of... Diagram, how this principle is used to Obtain the condition for getting dark bright! Divided by nothing ) is: question 22. an elongation of 3 % due to this sort deletion! And draw an arc ii ) interference pattern and diffraction patterns: 10=1, 1000=3. Is defined as the locus of points or regions that satisfy a property or rule,... The number of visitors, bounce rate, traffic source, etc and pump impellers having overlapping blades. Double arrows, do not constitute coherent sources states that the angular of! Light: question 48 respect to a non-homologous chromosome ) Compare the interference pattern i of meiosis is determined the. Transferred to a method of lofting procedure using many layout points original angle Y. then comes back on at infinity... With us, so i came to give it a look of AC? = 50 when. Is one sixth of AC? a Youngs double slit experiment, deduce the condition (... Radial component of velocity ) question question Prepare your KS4 students for maths GCSEs success Third... Compasses at a and draw an arc unbroken chromosomes are not so bright as the central maximum,.! Step 1 draw the locus of all particles of a suitable diagram, using a of!