Physics question and answers for November 06, 2023
- Q Minimum deviation is observed with a prism having angle of prism A angle of deviation S angle of incidence i and angle of emergence e We then have generally i...
- Q There is a plane mirror kept vertically at ground An object is kept in front of it at the distance d If the object moved 1cm towards the mirror and...
- Q A beam of light converges towards a point 10 cm behind a convex mirror of focal leng 20 cm Find the nature and position of image A 20 cm real...
- Q An achromatic convergent doublet has power of 2D If power of convex lens is 5D then ratio of the dispersive powers of a convergent and divergent lenses will be a...
- Q A beam of light converges to a point on a screen S A mirror is placed in front of the screen at a distance of 10 cm from the screen...
- Q the A 18 cm A concave mirror gives a real image magnified 4 times When the object is moved 3 of the real image is 3 times Find the focal...
- Q A beam of light converges towards a point 30 cm behind a convex mirror of radius of curvature 40 cm Find the nature and position of image A 40 cm...
- Q Sample Problem 16 A linear object of length 4 cm is laced at 30 cm from the plane surface of hemispherical glass of adius 10 cm The hemispherical glass is...
- Q 3 100 C 4 Zero 23 Charge Q on capacitor varies with voltage Vas shown in the figure where Q is taken along the x axis and V along the...
- Q 0 For two different positions of a thin convex lens between a real thin erect object and the screen the length of images formed are 18 cm and 8 cm...
- Q 6 A monochromatic light beam is incident on a glass prism cross section of which is a regular hexagon Width of the beam is so adjusted that it falls up...
- Q A meniscus lens have convex surface of curvature 20 cm and concave surface 30 cm If the lens is constructed of glass u 1 5 the focal length will be...
- Q A luminious point is moving with speed Vo towards a spherical mirror along its axis then the speed a which the image of this point object is moving is given...
- Q The nature of the image of a candle flame located 40 cm from a concave spherical mirror is real inverted and magnified four times Then the radius of curvature of...
- Q A diffraction pattern is obtained by using beam of red light What will happen if red light is replaced by blue light Bands become broader and farther apart No change...
- Q A crown glass prism of angle 10 and dispersive power 0 01575 is to be combined with a flint glass prism of dispersive power 0 02764 If the refractive indices...
- Q a horizontal table and water is filled in it up to a height of 5 00 cm A small dust particle flotes on the water surface at a point P...
- Q A right prism is to be made by selecting a proper material and the angles A and B B A It is desired that a ray of light incident normally...
- Q A light ray traveling in air is incident on one face of a right angle prism with an index of refraction n 1 50 as shown in this Figure and...
- Q QThe convex surface of a thin concavo convex lens of glass 1 5 has a radius of curvature 20 cm The concave surface has a radius of curvature 40 cm...
- Q Parallel light rays are falling on the plane surface of a semi cylinder made of glass at an angle of 45 in such a plane which is perpendicular to the...
- Q A rod of glass 1 5 and of square cross section is bent into the shape shown in figure A parallel beam of light falls on the plane flat surface...
- Q QA concave mirror has radius of curvature of 40cm It is at the bottom of a glass that has water filled up to 5cm see figure If a small particle...
- Q Numerical value type Questions An object is placed at a distance of 15cm from a convex lens of focal length 10cm on the other of the lens a convex mirror...
- Q A glass slab has concave surface of radius of curvature 2 0 cm The glass has refractive index of 1 5 If a point object is placed on axis in...
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