Multiple Choice Questions on The angle of elevation of a stationary cloud from a point 25 m above a lake is 150 and the angle of ........... for NDA Exam Preparation

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Multiple Choice Questions

The angle of elevation of a stationary cloud from a point 25 m above a lake is 150 and the angle of ...........

Mathematics (NDA) Trigonometry
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    The angle of elevation of a stationary cloud from a point 25 m above a lake is 150 and the angle of depression of its image in the lake is 450. The height of the cloud above the lake level is

    25m

    Incorrect Answer

    25√3 m

    Correct Answer

    50m

    Incorrect Answer

    50√3 m

    Incorrect Answer
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    Explanation:

    tan15°=2−√3=x/(x+50)

    By: Munesh Kumari
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