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When light passes from one medium to ano...

When light passes from one medium to another medium, which one of these quantities, remains unchanged.

A

Refractive index

B

Frequency

C

Wavelength

D

Velocity

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
  1. Velocity of light is maximum in

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  2. Which of the following is not the property of light?

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  3. When light passes from one medium to another medium, which one of thes...

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  4. In refraction,light waves are bent on passing from one medum to the se...

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  5. Time taken by the sun igth to pass through a glas slab of 2 mm thickne...

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  6. A ray o light is incident on the surface of separation of a medium wit...

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  7. A glass slab of thickness 12 mm is placed on a table .The lower surfa...

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  8. Total inrternal reflection tkes place

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  9. The value of the critial angle is least for which of the following col...

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  10. Answer the following questions: A diver under water, looks obliquely ...

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  11. A pile 4 m high stands in the lake,such that it protrudes y 1m above t...

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  12. A transparent cube of side 210 mm contains a small air bubble. Its app...

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  13. If the critical angle for total internl reflection from a medium to v...

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  14. Light enters at an angle of incidence in a transparent rod of material...

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  15. Explain the formation of mirage.

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  16. Twinkling of stars is due to atmospheric:

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  17. Twinkling of stars is due to atmospheric:

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  18. A plano-convex lens is made of refractive index 1.6.If the radius of c...

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  19. A convex lens becomes less converging when placed in

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  20. An air bubble inside the water behaves as:

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