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JEE Main 2017 Physics question

PhysicsRay Optics and Optical InstrumentsJEE Main 2017

A diverging lens with magnitude of focal length 25 cm is placed at a distance of 15 cm from a converging lens of magnitude of focal length 20 cm. A beam of parallel light falls on the diverging lens. The final image formed as -

Answer: (A)

Solution

The diverging lens forms a virtual image 25 cm before it, i.e. 40 cm from the converging lens.

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Question ID VK-008959