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Focal length of thin lens .........

Focal length of thin lens ......

A

decreases with increase in refractive index.

B

increases with increase in refractive index.

C

doesn.t change with refractive index.

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A, C, D
For lens,
From `1/f=(n-1)[1/R_1-1/R_2],1/f prop n`
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