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In case of refraction, angle of deviatio...

In case of refraction, angle of deviation becomes minimum when the angle of incidence becomes

A

`45^(@)`

B

`0^(@)`

C

`90^(@)`

D

`60^(@)`

Text Solution

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The correct Answer is:
B
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CHHAYA PUBLICATION-REFRACTION OF LIGHT-EXERCISE MULTIPLE CHOICE QUESTION
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  2. In case of refractive, angle of deviation is maximum when the angle of...

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  3. In case of refraction, angle of deviation becomes minimum when the ang...

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  4. The angle of deviation of a ray of light refracted through a parallel ...

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  5. A diverging beam of rays from a point source S , making a divergent an...

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  6. A ray of light is incident on the upper surface of a glass plate of th...

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  7. A light ray travels through four adjacent media of refractive indices ...

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  8. Let the XZ plane be the boundary between two transparent media. Medium...

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  9. The refractive indices of a rarer and a denser medium are mu(1) and mu...

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  10. There is a point object at the center of a glass sphere of diameter 12...

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  11. A rectangular glass slab is placed on different alphabets written in d...

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  12. A container of depth 2d is half-filled with a liquid of refractive ind...

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  13. To a fish under water, viewing obliquely a fisherman standing on the b...

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  14. A transparent cube of 0.21m edge contains a small air bubble. Its appa...

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  15. A lens of refractive index 1.5 is kept in a medium of refractive index...

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  16. If a ray of light is incident normally on any face of an equilateral g...

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  17. A ray of light is passed from an optically denser medium to a rearer m...

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  18. Critical angle depends on

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  19. A ray of light is incident normally on one face of a right angled isos...

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  20. Light rays from a point source situated at a depth of h below water ca...

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