A rocket of mass 1000 kg exhausts gases at a rate of 4 kg/sec with a v – McqOptions

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1.	A rocket of mass 1000 kg exhausts gases at a rate of 4 kg/sec with a velocity 3000 m/s. The thrust developed on the rocket is [Orissa JEE 2005]
A.	12000 N
B.	120 N
C.	800 N
D.	200 N
Answer» B. 120 N

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