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Velocity of light is maximum in...

Velocity of light is maximum in

A

diamond

B

water

C

glass

D

vacuum

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In these question, a statement of asertion followed by a statement of reason is given .Choose the correct answer out of the following choices: Assertion and reason both are correct statements and reason is correct explanation for assertion. Assertion and reason both are correct statements but reason is not correct explanation for assertion. Assertion is correct statement but reason is wrong statement. Assertion is wrong statement but reason is correct statement. Assertion:Danger signals aer made of red colour. Reason:Velocity of red light is maximum and thus more visibility in dark.

Velocity of sound is maximum in:

Velocity of light in a liquid is 1.5 xx 10^8 ms^(-1) and in air,it is 3xx10^8 m s^(-1) .If a ray of light passes from this liquid to air ,calculate the value of critical angle.

Velocity of light is equal to

The value of velocity of light in vacuum is:

The velocity of light in vacuum can be changed by changing?

MODERN PUBLICATION-UNIT TEST -06-EXERCISE
  1. An objects is placed at a distance equal to focal length of convex mir...

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  2. If the radius of curvature of convex mirror is 40 cm and size of obje...

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  3. Velocity of light is maximum in

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

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

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

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

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

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

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  10. Total inrternal reflection tkes place

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

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

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

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

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

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

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  17. Explain the formation of mirage.

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  18. Twinkling of stars is due to atmospheric:

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  19. Twinkling of stars is due to atmospheric:

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

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