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A horizontal jet of water coming out of ...

A horizontal jet of water coming out of a pipe of area of cross - section 20 `cm^(2)` hits a vertical wall with a velocity of 10 `ms^(-1)` and rebounds with the same speed. The force exerted by water on the wall is,

A

0.2 N

B

10 N

C

400 N

D

200 N

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The correct Answer is:
C
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