A biconvex lens of focal length 15 cm is in front of a plane mirror
PHYSICS · Single correct · CBSE · Physics · Ray Optics and Optical Instruments · Ray Optics and Optical Instruments
Problem
A biconvex lens of focal length 15 cm is in front of a plane mirror. The distance between the lens and the mirror is 10 cm. A small object is kept at a distance of 30 cm from the lens. The final image is
(1) virtual and at a distance of 16 cm from the mirror
(2) real and at a distance of 16 cm from the mirror
(3) virtual and at a distance of 20 cm from the mirror
(4) real and at a distance of 20 cm from the mirror