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PQR is a triangular park with PQ=PR=200m . A T.V tower stands at the mid-point of QR. If the angles of elevation of the top of the tower at P , Q and R respectively `45^@` , `30^@` and `30^@` then the height of the tower in m is

A

50

B

`100 sqrt(3)`

C

`50 sqrt(2)`

D

100

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Verified by Experts

The correct Answer is:
D
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MCGROW HILL PUBLICATION-HEIGHTS AND DISTANCES -QUESTIONS FROM PREVIOUS YEARS. AIEEE/JEE MAIN PAPERS
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