Homework Help: Physics

Posted by Force and Momentum on Wednesday, November 9, 2011 at 6:57pm.

A 59 kg pole-vaulter falls from rest from a height of 5.5 m onto a foam rubber pad. The pole-vaulter comes to rest 0.39 s after landing on the pad.

a. Calculate the athlete's velocity just before reaching the pad.

b. Calculate the constant force exerted on the pole-vaulter due to the

Physics - bobpursley, Wednesday, November 9, 2011 at 8:20pm
a. mgh=1/2 mv^2 or v= sqrt2gh

b. force*time= mass*v
solve for force.

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