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Questions  

An object is placed 12 cm to the left of a converging lens of focal length 8 cm. Another converging lens of 6 cm focal length is placed at a distance of 30 cm to the right of the first lens. The second lens will produce

a
No image
b
A virtual enlarged image
c
A real enlarged image
d
A real smaller image

detailed solution

Correct option is C

For  lens  11f=1v−1u⇒1+8=1v−1−12⇒v=24cm, i.e., Image A,B, is obtained 6 cm before the lens 2 or at the focus of lens 2. Hence final image formed by lens 2 will be real enlarged and it is obtained at ∞.

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