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The rate of burning of fuel in a rocket ...

The rate of burning of fuel in a rocket is 50 gm/sec. and comes out with and velocity `4 xx 10^(3)` m/s. The force exerted by gas on rocket will be -

A

200 N

B

250 N

C

`2.5xx10^(6) N`

D

`2.5xx10^(4) N`

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