You were driving a car with velocity < 28, 0, 12 m/s. You quickly turned and braked, and your velocity became < 20, 0, 15 m/s. The mass of the car was 1300 kg. (a) What was the (vector) change in momentum Ap during this maneuver? Pay attention to signs. Ap= (b) What was the (vector) impulse applied to the car? (vector) impulse: kg. m/s F (c) If the maneuver took 7 seconds, what was the the average (vector) force exerted on the car? (The net force is due to the ground and the Earth; the y components of these forces cancel.) net = N s N

You were driving a car with velocity < 28, 0, 12 m/s. You quickly turned and braked, and your velocity became < 20, 0, 15 m/s. The mass of the car was 1300 kg. (a) What was the (vector) change in momentum Ap during this maneuver? Pay attention to signs. Ap= (b) What was the (vector) impulse applied to the car? (vector) impulse: kg. m/s F (c) If the maneuver took 7 seconds, what was the the average (vector) force exerted on the car? (The net force is due to the ground and the Earth; the y components of these forces cancel.) net = N s N

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter9: Momentum And Its Conservation

Section9.1: Impulse And Momentum

Problem 2PP

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