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The figure shows an equi-convex lens. Wh...

The figure shows an equi-convex lens. What should be the condition of the refractive indices so that the lens becomes diverging?

A

`2mu_(2)gtmu_(1)-mu_(3)`

B

`2mu_(2)ltmu_(1)+mu_(3)`

C

`2mu_(2)gt2mu_(1)-mu_(3)`

D

`2mu_(2)gtmu_(1)+mu_(3)`

Text Solution

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The correct Answer is:
B
Lens become diverging if power is negative.
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