A 1000kg rocket is fired from the surface of the earth so that its exhaust speed is 1000m/s relative to the rocket. If the initial acceleration of the rocket is 5m/s2 then the mass of fuel burning per second is (Take, g=10m/s2)
15 kg/s
5 kg/s
10 kg/s
20 kg/sec
A
20 kg/sec
B
15 kg/s
C
5 kg/s
D
10 kg/s
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