A 72-kg astronaut floating in space in a M = 118 -kg MMU (manned maneuvering unit) experiences an acceleration of 3.00×10−2 m/s2 when he fires one of the MMU's thrusters.

Part A. If the speed of the escaping N2 gas relative to the astronaut is 530 m/s , how much gas is used by the thruster in 5.00 s ?

Part B What is the thrust of the thruster?

Answer rating: 100% (QA)

Solution Part A Mass of Gas Used Apply the principle of conservation of momentum The total momentum ... View the full answer