A rocket of mass 6000 kg is set for vertical firing If the

Last updated: 6/11/2023

A rocket of mass 6000 kg is set for vertical firing If the exhaust speed be 1 km s how much gas must be ejected to give the rocket an upward acceleration of 20 ms 2 Take g 10 ms 2 1 45 kg s 3 120 kg s 2 90 kg s 4 180 kg s