size of an object A is 4time that b is desirved get image of a and b is equal when object A and B are placed after there are other at some distance away from a concave mirror of radius of curvature 0.20 A is 0.50m away from the mirror what is the distance of b?
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nice question,
thnx for ur ques
ans is 12.5
hope so it will be helpful for u
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