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    Question

    The angle of elevation of the top of a tower,

    vertically erected in the middle of a paddy field, from two points on a horizontal line through the foot of the tower are given to be ╬▒ and ╬▓ (╬▒>╬▓). The height of the tower is h unit. A possible distance (in the same unit) between the points is 1.┬а┬а┬а h(cot╬▓ тАУ cota) / cos(a + ╬▓) 2.┬а┬а┬а h (cota тАУ cot╬▓) 3.┬а┬а┬а h (tan╬▓ тАУ tana) / tana + tan╬▓ 4.┬а┬а┬а h (cata + cot╬▓)
    A 1 Correct Answer Incorrect Answer
    B 2 Correct Answer Incorrect Answer
    C 3 Correct Answer Incorrect Answer
    D 4 Correct Answer Incorrect Answer

    Solution

    The correct answer is D

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