A boy 1.5m tall with his eye level at 1.38m stands before a mirror fixed on a wall. The minimum length of mirror required to view the complete image of boy is
A)0.75m
B)0.06m
C)0.69m
D)0.12m
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Answer:
A) 0.75 m.
Explanation:
Minimum length of mirror required
= 1/2 x Height of boy
= 1/2 x 1.5 = 0.75 m.
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