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Two ships A and B are sailing straight a...

Two ships A and B are sailing straight away from the foot of a tower OP along routes such that `ul(|AOB)` is always `120^(@)`. At a certain instance, the angles of depression of the ships A and B from the top P of the towers are `60^(@) and 30^(@)` respectively. The distance between the ships when the height of the tower is 15m is

A

`5 sqrt(39)` m

B

`5 sqrt(30)` m

C

`5 sqrt(21)` m

D

`5 sqrt(3)` m

Text Solution

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The correct Answer is:
A
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