Wednesday

April 16, 2014

April 16, 2014

Posted by **kate** on Tuesday, December 11, 2012 at 8:03pm.

a. if the collision lasts .11 seconds, what is the average deceleration experienced by an automobile in an impact on a rigid barrier at 55 km/hr? 65 km/h? 75km/h?

b. for each of these speeds, what is the crush distance of the front end of the automobile? assume constant deceleration for this calculation.

c. for each of these speeds, what is the average force the seat belt must exert to hold a driver of 75 kg in his seat during the impact.

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