A rocket whose initial mass is 850 kg consumes fuel at the rate of 2.3 – McqOptions

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1.	A rocket whose initial mass is 850 kg consumes fuel at the rate of 2.3 kgs-1, The speed of the exhaust gases relative to the rocket engine is 2000 ms-1. What thrust does the rocket engine provide?
A.	5.47 x 106 N
B.	4600 N
C.	1217 N
D.	6440 N
Answer» C. 1217 N

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