Aerospace Engineering > GATE 2018 > Rocket Engines
A rocket has an initial mass of 150 kg. After operating for a duration of 10 s, its final mass is 50 kg. If the acceleration due to gravity is 9.81 m/s2 and the thrust produced by the rocket is 19.62 kN, the specific impulse of the rocket is
A
400 s
B
300 s
C
200 s
D
100 s

Correct : c

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rocket specific impulse aerospace engineering GATE 2018 GATE AE 2018 Q35 rocket propulsion specific impulse calculation thrust and specific impulse aerospace propulsion

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