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From a point exactly midway between the foot of two towers P and Q, the angles of elevation of their tops are `30^@` and `60^@` respectively. The ratio of the height of P to that of Q is :
दो मीनारों P और Q के ठीक बीच स्थित एक बिंदु से उनके शीर्ष के उन्नयन कोण क्रमशः `30^@` और `60^@` हैं |P और Q की ऊंचाई का अनुपात है:

A

`1:3`

B

`1:2`

C

`1: 2sqrt3`

D

`2: 3sqrt3`

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