Physics question and answers for November 14, 2023
- Q Then If t 1 and English U of refractive index along the line y 8 incident on the interface of a medium of refractive index whose curve is given by...
- Q Identify the wrong description of the given figures 1 2 3 1 Question Type Single Correct Type 2 3 F A F 4 1 represents far sightedness 2 represents correction...
- Q An air bubble is inside water The refractive index of water is 4 3 At what distance from the air bubble should a point be placed so as form a...
- Q O D Two transparent media of refractive indices andu have a solid lens shaped transparent material of refractive index between them as shown in figures in Column II A ray...
- Q An object and its real image are located at distances 25 cm and 40 cm respectively from the two principal focii of a convex lens The linear magnification of the...
- Q SolveLancer Test The difference between the object distance and image distance is 10 cm Magnification of the image is 2 Find the focal length of the lens and also which...
- Q For an object placed at 20 cm in front of a convex lens the image is at distance 30 cm behind the lens If lens is replaced by concave lens...
- Q Example 46 The refractive indices of flint glass for red and violet light are 1 613 and 1 632 respectively Find the angular dispersion produced by the thin prism of...
- Q Example 47 White light is passed through a prism of angle 5 If the refractive indices for red and blue colours are 1 641 and 1 659 respectively calculate the...
- Q A longsighted person has a minimum distance of distinct vision of 75 cm He wants to reduce to 25 cm The person should use a Converging lens with power 2...
- Q A light ray travels in a liquid through gas bubble and goes into the liquid again as shown in the figure Which of the following situations is possible when the...
- Q 49 The path of a ray of light coming from air passing through a rectangular glass slab traced by four students are shown as A B C and D in...
- Q For the system shown in figure at t 0 sharp image is formed on the screen Now the screen is removed and the lens starts moving with speed v to...
- Q A bird flies downward approaching a swimming pool To a diver in the pool inside the water the bird will appear to Move faster than its actual speed Move slower...
- Q The arrangement shows a point object O placed on the axis of a thin convex lens of focal length f 20 cm A sharp image is obtained behind the lens...
- Q SolveLancer Test Consider two convex lens as in figure i 14 FFF 14 ii 1 1 The focal lengths and number of images formed from these two combinations are SolveLancer...
- Q 5 A concave mirror gives an image two times as large as the object placed at a distance of 30 cm from it For the image to be real the...
- Q A swimming pool is filled with water up to its brim A swimmer observes a source of light just over the edge of the pool looking from a depth of...
- Q Refraction at spherical interface Refraction through lens A ray of light is incident on a glass sphere at an angle o Angle of refraction at the surface on which it...
- Q Figure shows a mixture of blue green and red 1 coloured rays incident normally on a right angled prism The critical angles of the material of the prism for red...
- Q The vertical displacement of light rays parallel to the axis of a lens is measured as a function of the vertical displacement h of the incident ray from the principal...
- Q incident is What is the angle by which the ray is deviated as it comes out of the sphere 1 The minimum distance between a point object and its real...
- Q 6 At what distance from a convex lens of focal length 30 cm an object should be placed so that the size of image be half of object 30 cm...
- Q A normal eye is not able to see objects closer than 25 cm because 1 the focal length of the eye is 25 cm 2 the distance of the retina...
- Q I was standing infront of a mirror and I wass seeing the objects that were infro nt of the mirror but when I turned my he ad to the right...
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