Awni B.

asked • 10/14/19

The 100m dash can be run by the best sprinters in 10.0 s.

A 65 kg sprinter accelerates uniformly for the first 50m to reach top speed, which he maintains for the remaining 50 meters.

a) What is the average horizontal component of force exerted on his feet by the ground during acceleration?

b) What is the speed of the sprinter over the last 50m of the race?

1 Expert Answer

By:

Howard J. answered • 10/14/19

Principal Mech Engr with 35+ years' on-the-job physics experience

Awni B.

Thank you!
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10/14/19

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