Question

A point object is placed at a distance of 20 cm from a thin plano-convex lens of focal length 15 cm $(\mu =1.5)$. The curved surface is silvered. The image will form at

• A. 60 cm left of AB
• B. 30 cm left of AB
• C. $\frac{20}{7}$ cm left of AB
• D. 60 cm right of AB

Answer 1

The correct option is A 60 cm left of AB

Option A is correct