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A rectangular glass slab is placed on di...

A rectangular glass slab is placed on different alphabets written in different colours. The coloured alphabet which appears to have been raised minimum in comparison with other alphabets is

A

blue

B

violet

C

green

D

red

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The correct Answer is:
D
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CHHAYA PUBLICATION-REFRACTION OF LIGHT-EXERCISE MULTIPLE CHOICE QUESTION
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  2. There is a point object at the center of a glass sphere of diameter 12...

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

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

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

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

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

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

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

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  10. Critical angle depends on

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

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

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  13. How does the surface of water appear to the eye of an observe inside w...

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  14. A fish looking up through the water see the outside world, contained i...

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  15. When a light ray travels from one medium to another and gets refracted...

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  16. The length of a day due to atmospheric refraction

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  17. The twinkling effect of star light is due to

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  18. The refractive angle of a prism is 60^(@) . If the prism is immersed ...

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  20. The refractive index of a prism is sqrt(2) and its refractive angle is...

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