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In a swimming pool, a person is viewing ...

In a swimming pool, a person is viewing outside objects by keeping an eye at a depth h inside water. If the critical angle for water is ‘ `theta_(c)`’, then the value of the diameter of the circle of view for outside objects will be

A

`2hsintheta_(c )`

B

`2h cos theta_(c )`

C

`2htantheta_(c )`

D

`2hcottheta_(c )`

Text Solution

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The correct Answer is:
C
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RESNICK AND HALLIDAY-GEOMETRICAL OPTICS : REFRACTION-Practice questions(single correct choice type)
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  18. A ray of light travels from a medium of refractive index n into air. I...

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