11. Momentum & Impulse
Intro to Center of Mass
Problem 9.70a
Textbook Question
Textbook Question(III) A huge balloon and its gondola, of mass M, are in the air and stationary with respect to the ground. A passenger, of mass m, then climbs out and slides down a rope with speed v, measured with respect to the balloon. With what speed and direction (relative to Earth) does the balloon then move? What happens if the passenger stops?
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