Ray Optics and Optical Instruments questions
782 published questions with worked solutions.
- A convex lens produces 4 times magnified erect image. If the focal length of the lens is 20 cm, magnitude of image distance is...
- A bubble in a glass slab (refractive index 1.5) when viewed from one side appears at 5 cm and at 2 cm from other side then...
- To a bird in air, a fish in water appears to be at 30 cm from the surface. If refractive index of water with respect to air is...
- In a compound microscope, let 'u_0' and 'v_0' be the object distance and image distance respectively. The objective of focal...
- The refractive index of material of glass is 3. If the angle of minimum deviation is equal to the angle of prism, the angle of...
- A compound microscope produces a magnification of 24. The focal length of the eyepiece is 5 cm. The final image is formed at the...
- The refractive angle of a glass prism is 30^0. A ray is incident on one of the faces perpendicular to it. The angle of deviation...
- A glass convex lens is of refractive index 1.55 with both faces of same radius of curvature. What is the radius of curvature...
- The intermediate image formed by an objective lens of a compound microscope is [MHT-CET 2019]
- The critical angle is for a light going from medium P to medium Q. If speed of light in medium P is V_P then speed of light in...
- When final image is formed at D.D.V. from eye, the magnifying power of a simple microscope is (f = focal length of the lens)...
- A convex lens 'A' of focal length 20 cm and a concave lens 'B' of focal length 5 cm are kept along the same axis with the...
- A convex lens is dipped in a liquid whose refractive index is same as that of lens material. Then its focal length will [MHT-CET...
- For occurring total internal reflection, which one of the following is correct statement? (i = angle of incidence, i_c = critical...
- For a light ray to undergo total internal reflection, light must travel from (i = angle of incidence, i_c = critical angle)...
- Rays from a point source of light situated at height 'h' below the liquid surface having refractive index , from a circular patch...
- The speed of light in two media M_1 and M_2 are 1.5 10^8 ms and 2 10^8 ms respectively. If the light undergoes total internal...
- The minimum distance between an object and its real image formed by a convex lens of focal length 'f' is [MHT-CET 2019]
- A lens of refractive index ' ' has focal length 'f'. When the lens is immersed in a liquid of refractive index _0, its focal...
- Refractive index of a medium is 'n'. The incidence angle is twice that of refracting angle. The angle of incidence is [MHT-CET...
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