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An open watertight railway wagon of mass...

 An open watertight railway wagon of mass `5 xx 10^3 kg` is moving with an initial velocity of `1.2 ms^(-1)` without friction on a railway track. Rain falls vertically downwards into the wagon. What change will occur in the kinetic energy of wagon, when it has colleted `10^3` kg of water ?

A

`1200 J`

B

`300 J`

C

`600 J`

D

`900 J `

Text Solution

Verified by Experts

The correct Answer is:
C
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