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Assertion Shining of diamond is due to t...

Assertion Shining of diamond is due to the phenomenon of total internal reflection.
Reason Refractive index of diamond is large. Hence,critical angle is small.

A

If both Assertion and Reason are true and Reason is the correct explanation of Assertion.

B

If both Assertion and Reason are true but Reason is not correct explanation of Assertion.

C

If Assertion is true but Reason is false.

D

If Assertion is false but Reason is true.

Text Solution

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The correct Answer is:
A
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DC PANDEY ENGLISH-RAY OPTICS-medical entrance special format question
  1. Assertion : There is no dispersion of light refracted through a rectan...

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  2. Assertion : The imges formed by total internal reflections are mucgh...

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  3. Assertion In refraction from a plane surface, if object is virtual, th...

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  4. Assertion Shining of diamond is due to the phenomenon of total interna...

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  5. Assertion Sun appears red during sunrise and sunset due to the phenome...

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  6. Assertion A mirror has only one focus, while that of lens has two foci...

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  7. Assertion Lens formula can be applied only for thin lenses. Reason F...

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  8. Assertion : The refractive index of diamond is sqrt(6) and that of l...

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  9. Assertion A ray of light travels from first medium to second medium. I...

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  10. Assertion When a wave travels from a denser to a rarer medium, its amp...

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  11. Assertion In front of a concave mirror, a point object is placed betwe...

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  12. Assertion If a lens is immersed in a liquid its nature will change ie....

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  13. Assertion A diverging lens (in air) cannot be made more diverging what...

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  14. Assertion:Although the surfaces of goggle lens are curved, It does not...

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  15. Assertion Focal length of a lens depends on the wavelength of light us...

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  16. Assertion A hollow lens behaves like a thin glass plate. Reason Powe...

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  17. Assertion If angle of incidence in case of a prism is gradually increa...

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  18. Regarding the power of an optical instruments match the following two ...

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  19. Magnitude of focal lengths of a convex lens, a concave lens, a convex ...

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  20. A thin convex lens has focal length f(1) and a concave lens has focal ...

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