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The effective focal length of the lens c...

The effective focal length of the lens combination shown in figure is -60 cm. The radius of curvature of the curved surfaces of the plano-convex lenses are 12 cm each and refractive index of the material of the lens is 1.5. The refractive index of the liquid is

A

1.33

B

1.42

C

1.53

D

`1.60`

Text Solution

Verified by Experts

The correct Answer is:
D
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