Sunlight converges 30 cm in front of a concave mirror. Where should an object be placed to form an image of equal size?

Question

Sunlight converges 30 cm in front of a concave mirror. Where should an object be placed to form an image of equal size? — Exam MCQ

rrbjepyq.in · Accepted Answer

D. 60 cm in front — Sunlight locates the focus at 30 cm. Equal-size imaging occurs at C = 2f = 60 cm.

rrbjepyq.in · Answer

A. 30 cm in front

rrbjepyq.in · Answer

B. Between 30 cm and 60 cm in front

rrbjepyq.in · Answer

C. More than 30 cm in front