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A sprinter with a mass of 80 kg accelerates from 0 m/s to 9 m/s in 3 s. What is the runner's acceleration?

A sprinter with a mass of 80 kg accelerates from 0 m/s to 9 m/s in 3 s. What is the runner's acceleration?
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1 vote
A sprinter with a mass of 80 kg accelerates from 0 m/s to 9 m/s in 3 s. What is the runner's acceleration?

User Vekah
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1 Answer

4 votes
Acceleration = (change in speed) / (time for the change) = 9/3 = 3 m/s² .

His mass makes no difference.
User Jiping
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8.6k points
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