A rocket of mass 120kg. Is fired in the gravity free space is ejected gases with velocity 600 m/s at the rate of 1kg/s. what will be the initial accleration of the rocket:-
A. `1m//s^(2)`
B. `5m//s^(2)`
C. `10m//s^(2)`
D. `15m//s^(2)`

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1 Answers

Correct Answer - B
`F=1xx600`
`therefore a=(600)/(120)=5 m//s^(2)`

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