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The angle of elevation of a cloud C from...

The angle of elevation of a cloud C from a point P, 200 m above a still lake is `30^(@)`. If the angle of depression of the image of C in the lake from the point P is `60^(@)`, then PC (in m) is equal to :

A

`200sqrt3`

B

400

C

`400sqrt3`

D

100

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