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A cart is moving with a velocity 20m/s. ...

A cart is moving with a velocity 20m/s. Sand is being dropped into the cart at the rate of 50 kg/min. The force required to move the cart with constant velocity will be :-

A

50 N

B

30.33N

C

26.45N

D

16.66N

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The correct Answer is:
D
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