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1. 1 Physics 211 – Lecture 17: Rocket Propulsion
2. 2 Rocket Calculus – Take an infinitesimal amount of fuel
3. 3 Example: Ch9 # 50C5 model rocket engine has avg thrust of 5.26N, initial mass 25.5g, fuel mass 12.7g, and burn time 1.9s. Place engine in 53.5g rocket.a) Find avg exhaust speed.b) Find final speed if fired in outer spacec) Find speed at end of burn if fired vertically on earth
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