A rocket of mass 4000 kg is set for vertical firing. How much gas must be ejected per second so that the rocket may have initial upwards acceleration of magnitude `19.6 m//s^(2)` ? [Exhaust speed of fuel`=980 m//s`]

A rocket of mass 5000kg is set for vertical firing.If the exhaust speed be 800m/s ,then how much gas must be ejected to give the rocket an upward acceleration of 10m/ s^(2) (Take g=10m/ s^(2) ) (A) 50kg/s (B) 100kg/s (C) 125kg/s (D) 10kg/s

A rocket of mass 6000kg is set for vertical firing. If the exhaust speed is 1000m/sec. The rate of mass of gas ejected to supply a thrust needed to give the rocket an initial upward acceleration of 20.2 m/ s^2 is

A 1000kg rocket is set for vertical firing. The exhaust speed is 500m//s .To give the rocket an initial upward acceleration of 30 m//s^(2) , the amount of gas ejected per second to supply the needed thrust is

A 1000kg rocket is set for vertical firing. The exhaust speed is 500m//s .To give the rocket an initial upward acceleration of 30 m//s^(2) , the amount of gas ejected per second to supply the needed thrust is

A rocket is set for a vertical firing . If the exhaust speed is 2000 m//s , find the rate of fuel consumption initial vertical upward acceleration of 30 m//s^(2) . Take mass of rocket = 6000 kg .

A 7500 kg rocket is set for vertical firing. The exhaust speed is 800 m/s w.r.to rocket. To give an vertical upward acceleration of 10m//s^(2) , the amount of gas ejected per second for the needed thrust will be

A 8000 kg rocket is set for vertical firing. If the exhaust speed of gasses is 800 m/s, how gas be ejected per second to overcome the weight of the rocket.

A 5000 kg rocket is set for vertical firing. The exhaust speed is 800 m//s . To give an initial upward acceleration of 20 m//s^(2) , the amount of gas ejected per second to supply the needed thrust will be (Take g = 10 m//s^(2) )