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A person brings a mass of 1 kg from infi...

A person brings a mass of 1 kg from infinity to a point . Initally the mass was at rest but it moves at a speed of 2 `ms^-1` as it reaches A. The work done by the perosn on the mass is -3J. The potential at A is

A

`-3Jkg^-1`

B

`-2Jkg^-1`

C

`-5Jkg^-1`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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