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February 28, 2015

Homework Help: physics

Posted by Ruby on Wednesday, July 16, 2008 at 10:14pm.

the question is this:

suppose you want to design an air-bag system that can protect the driver in an head-on collision at a speed of 100 km/h. estimate how fast the airbag must inflate to protect the driver-- I GOT THE CORRECT ANSWER TO THIS ONE ALREADY. now the second question is--
assume the car crumples over a distance of about 1 meter. How does the use of a seatbelt help the driver? --- Can someone plz tell me what this one would be? Im lost? Btw, I appreciate any help, thanx. =)

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