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Escape velocity of a body 1 kg mass on a...

Escape velocity of a body `1 kg` mass on a planet is `100 ms^(-1)`. Gravitational potential energy of the body at that planet is

A

`-5000J`

B

`-1000J`

C

`-2400J`

D

5000 J

Text Solution

Verified by Experts

The correct Answer is:
A
`PE=-(1/2mv_e^2)=(-1)/2xx1xx(100)^2`
`=-5000J`
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