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An open water tight railway wagon of mas...

An open water tight railway wagon of mass `5 xx 10^(3) kg` moves at an initial velocity `1.2 m//s` without friction on a railway track. Rain drops fall vertically downwards into the wagon. The velocity of the wagon after it has collected`10^(3) kg` of water will be :-

A

`0.5 m//s`

B

`2 m//s`

C

`1 m//s`

D

`1.5 m//s`

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The correct Answer is:
A
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ANURAG MISHRA-IMPULSE AND MOMENTUM-Level 1
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