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From the top of a tower, the angles of depression of two objects on the ground on the same side of it, are observed to be `60^@` and `30^@` respectively and the distance between the objects is `400 sqrt3` m. The height (in m) of the tower is :
किसी मीनार के शीर्ष से, भूमि पर इसके एक ही तरफ स्थित दो वस्तुओं का अवनमन कोण क्रमशः `60^@` और `30^@` पाया जाता है तथा वस्तुओं के बीच की दूरी `400 sqrt3` मीटर है | इस मीनार की ऊंचाई ( मीटर में ) है

A

`600 sqrt3`

B

`800 sqrt3 `

C

800

D

600

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