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The escape velocity from the earth is 11...

The escape velocity from the earth is `11.2km//s`. If a body is to be projected in a direcion making an angle `45^(@)` to the vertical, then the escape velocity is

A

11.2 km/s

B

22.4 km/s

C

`11.2//sqrt(2)` km/s

D

`11.2 sqrt(2)` km/s

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The correct Answer is:
A
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