Two identical cars, each traveling at 16 m>s,slam into a concrete wall and come to rest. In car A the air bagdoes not deploy and the driver hits the steering wheel; in car B thedriver contacts the deployed air bag. (a) Is the impulse deliveredby the steering wheel to driver A greater than, less than, or equalto the impulse delivered by the air bag to driver B? (b) Choose thebest explanation from among the following:I. The larger force delivered by the steering wheel delivers agreater impulse.II. The longer interaction time with the air bag delivers a greaterimpulse.

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