What impulse occurs when an average force of 20 N is exerted on a cart for 4 s? 20 (kg.m/s) 5 (kg.m/s) 80 (kg.m/s) 100 (kg.m/s) What is the momentum of a 9-kg bowling ball rolling at 2 m/s in kg.m/s unit? ○ 20 4.5 18 9

What impulse occurs when an average force of 20 N is exerted on a cart for 4 s? 20 (kg.m/s) 5 (kg.m/s) 80 (kg.m/s) 100 (kg.m/s) What is the momentum of a 9-kg bowling ball rolling at 2 m/s in kg.m/s unit? ○ 20 4.5 18 9

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter8: Momentum And Collisions

Section: Chapter Questions

Problem 5OQ: A 5-kg cart moving to the right with a speed of 6 m/s collides with a concrete wall and rebounds...

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Question

I need help with this problem and an explanation for the solution described below. (University Physics 1: Momentum and Impulse)

What impulse occurs when an average force of 20 N is exerted on a cart for 4 s?
20 (kg.m/s)
5 (kg.m/s)
80 (kg.m/s)
100 (kg.m/s)

What is the momentum of a 9-kg bowling ball rolling at 2 m/s in kg.m/s unit?
○ 20
4.5
18
9

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