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The exhaust velocity of gases with respe...

The exhaust velocity of gases with respect to a small rocket of mass 25 kg. is `28xx10^(2)m//s`. At what rate the fuel must burn so that it may rise up with an acceleration of `9.8 m//s^(2)`?

A

175 Kg

B

1.75 Kg/s

C

0.175 Kg/s

D

Zero

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The correct Answer is:
C
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