Question

size of object A is 4 times that of B it is desired that image of A and B should be equal when object A and B are placed one after the other at some distance away from a concave mirror of radius of curvature 0.2 m if A is 0.5 m away from the mirror what is the distance of B

Answer 1

nice question,
thnx for ur ques
ans is 12.5
hope so it will be helpful for u

Answer 2

Answer:

Explanation:here is the correct answer it is - 20 cm ( at R)