A 170 kg astronaut (including space suit) acquires a speed of 2.75 m/s by pushing off with his legs from a 2400 kg space capsule. What is the average change in speed in meters/second of the space capsule?
0 = m₁v-m₂u
u= m₁v/m₂=175•2.75/2400= ...
u= m₁v/m₂=175•2.75/2400= ...