Saturday

February 28, 2015

February 28, 2015

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.

**Answer this Question**

**Related Questions**

physics - In a particular crash test, an automobile of mass 1369 kg collides ...

physics - An automobile moving at a constant velocity of 15 m/s passes a ...

Physics - Could you please check my answers and units. Thanxs! 1. An automobile ...

Physics - Could you please check my answers and units.Also, help me with 3 and 4...

calculus - An automobile with seven years of use has a commercial value of $...

calculus - X. An automobile with seven years of use has a commercial value of $...

Physics - Having trouble determ the formulas for the follow problems. 2. If an ...

Science - I have some equations that I would like checked. Thanxs! 1. An ...

physics help - A 1100 kg automobile is at rest at a traffic signal. At the ...

Physics - An automobile moving at a constant velocity of 25m/s passes a gasoline...