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Assertion : A dentist uses a convex mirr...

Assertion : A dentist uses a convex mirror to examine a small cavity in the both.
Reason : A convex mirror forms only diminished virtual images.

A

Assertion is True, Reason is True, Reason is a correct explanation for Assertion.

B

Assertion is True, Reason is True, Reason is not a correct explanation for Assertion.

C

Assertion is True, Reason is False.

D

Assertion is False, Reason is True.

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TARGET PUBLICATION-OPTICS-EXERCISE
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  2. A convex lens focal lenghts 30 cm made of glass of refractive index 1....

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  4. Two plano-concave lenses (1 and 2) of glass of refractive index 1.5 ha...

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  5. Assertion : If radius of curvature of mirror is doubled, focal length ...

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  6. Assertion : A dentist uses a convex mirror to examine a small cavity i...

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  7. For a given compound microscope, increase in length of tube

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  8. A light ray enters a solid glass sphere of refractive index sqrt3 at a...

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  9. A telescope using an eye piece of focal length 2 cm has a magnificatio...

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  10. Which of the following (referred to a spherical mirror) do (does) not ...

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  11. In optical fibre, assuming, the cladding is uniform, light is transmi...

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  12. Light propagates 4 cm distance in glass of refractive index 1.5 in tim...

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  13. A transparent solid cylindrical rod has a refractive index of (frac(2)...

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  14. A beam of light consisting of red, and blue colours is incident on a r...

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  15. A light ray is incident normally on the face AB of a right-angled pris...

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  16. Diamond is optically more dense than water because

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  17. Critical angle of glass is theta(1) and that of water is theta(2). The...

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  18. The value of critical angle is least for which of the following colour...

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  19. The angular dispersion produced by a small angle prism placed in air

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