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The radius of curvature of the left & ri...

The radius of curvature of the left & right surface of the concave lens are 10 cm & 15 cm respectively. The radius of curvature of the mirror is 15 cm.

A

equivalent focal length of the combination is –18 cm

B

equivalent focal length of the combination is +36 cm

C

the system behaves like a concave mirror

D

the system behaves like a convex mirror.

Text Solution

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The correct Answer is:
A, C
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