Home Physics Ray Optics All Topic Question for Revision Test A thin symmetrical double convex lens of ref…
Physics Ray Optics All Topic Question for Revision Test MCQ (Single Correct)

A thin symmetrical double convex lens of refractive index is placed between a medium of refractive index to the left and another medium of refractive index to the right. Then, the system behaves as

A
a convex lens
B
a concave lens
C
a glass plate
D
a convexo concave lens

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Text Solution

Verified by Experts
The correct answer is:
C

For first refracting surface, For parallel beam of light,

For second refracting surface,

Hence, the combination behaves as glass plate.

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