Answered: Two identical cars, each traveling at…

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter11: Collisions

Section: Chapter Questions

Problem 10PQ: In a laboratory, a cart collides with a wall and bounces back. Figure P11.10 shows a graph of the...

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Two identical cars, each traveling at 22m/s, slam into a concrete wall and come to rest. In car A the air bag does not deploy and the driver hits the steering wheel; in car B the driver contacts the deployed air bag.

a.) Is the impulse delivered by the steering wheel to driver A greater than, less than, or equal to the impulse delivered by the air bag to driver B?

b.) Choose the best explanation from among the following:

The change in momentum of each driver is the same.
The longer interaction time with the air bag delivers a greater impulse.
The larger force delivered by the steering wheel delivers a greater impulse.

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