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Question

When a plane mirror is placed horizontally on a level ground at a distance of 60m from the foot of a tower, the top of the tower and its image in the mirror subtend an angle of at the eye. The height of the tower will b

[CPMT 1984]


A
30m
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B

60m

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C

90m

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D

120m

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Solution

The correct option is B

60m



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