PDA

View Full Version : Rocket in Space! :surprised

the4thcafeavenue
Nov6-04, 06:06 PM
can anyone explain the concept of rocket propulsion, in other words, M*delta(V)=delta(m)*Ve?

Thanks guyz
Tide
Nov6-04, 06:22 PM
An object of mass M expels a portion of its mass dm at speed v_e. The remaining mass must recoil in the opposite direction to conserve momentum.