Question

During the rocket propulsion gases ejecting with velocity one kilometre per second relative to talk @ fuel consumption is M by 10 kg per second where is the instantaneous mass of the rocket if an air resistance varies according to equation if it was 2.15 and we then terminal velocity of the rocket is
(1) 300 m/s (2) 600m/s
(3) 7.92km/s (4) 11.2km/s

Answer 1

Your answer is 4).11.2km/s

Answer 2

Answer:

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