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Gravel is dropped on a conveyer belt at ...

Gravel is dropped on a conveyer belt at the rate of 0.5 kg/ sec . Find the extra force required in Newton to keep the belt moving at 2m/sec.

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`F= ((dm)/(dt))xxv=0.5xx2=1N`
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AAKASH SERIES-LAWS OF MOTION-PRACTICE EXERCISE
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