Question

A biconvex lens of focal length $15cm$ is in front of a plane mirror. The distance between the lens and the mirror is $10cm$. A small object is kept at a distance of $30cm$ from the lens. The final image is

• A. virtual and at a distance of 16 cm from the mirror
• B. real and at a distance of 16 cm from the mirror
• C. virtual and at a distance of 20 cm from the mirror
• D. real and at a distance of 20 cm from the mirror

Answer 1

Answer: (B)

Correct answer is (b) real and at a distance of 16 cm from the mirror