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If the force on a rocket, moving with a ...

If the force on a rocket, moving with a velocity of `300ms^(-1)` is 210 N, then the rate of combustion of the fuel is

A

0.7 kg/s

B

1.4 kg/s

C

0.07 kg/s

D

10.7 kg/s

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The correct Answer is:
A
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