A man is standing on the horizontal plane. The angle of elevation of top of the pole is \alpha. If he walks a distance double the height of the pole, then the elevation of the pole is 2 \alpha. The value of \alpha is

CGPET 2014 Solved Paper

Section: Mathematics

Question : 106 of 150

Marks: +1, -0

A man is standing on the horizontal plane. The angle of elevation of top of the pole is α. If he walks a distance double the height of the pole, then the elevation of the pole is 2α. The value of α is

‌
π
12
‌
π
4
‌
π
3
‌
π
6

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