At what distance (in m) from a convex mirror of focal length 2.5 m should a boy stand so that his image has a height equal to half of his height? The principal axis of the mirror is perpendicular to the height of the boy.
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
2.5
We have, k=-J = i
u=-2.5m
Thus, he should stand at a distance of 2.5 m from the mirror.
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