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The escape velocity from the earth for a...

The escape velocity from the earth for a rocket is `11.2 km//sec`. Ignoring the air resistance, the escape velocity of `10mg` grain of sand from the earth will be (in `km//sec`)

A

`0.112`

B

`11.2`

C

`1.12`

D

none

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The correct Answer is:
B
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