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A parallel beam of white light falls on ...

A parallel beam of white light falls on a convex lens. Images of blue, yellow and red light are formed on other side of the lens at a distance of `0.20m, 0.205m` and `0.214m` respectively. The dispersive power of the material of the lens will be

A

`619//1000`

B

`9//200`

C

`14//205`

D

`5//214`

Text Solution

Verified by Experts

The correct Answer is:
c
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