A 6100 kg rocket is set for vertical firing from the Earth's surface. The exhaust speed is 1400 m/s.
(a) How much gas must be ejected each second if the thrust is to equal the weight of the rocket?
kg/s
(b) How much gas must be ejected each second if the thrust is to give the rocket an initial upward acceleration of 27 m/s2?
kg/s