Question

what is the acceleration of the sprinter running at 10m/s when rounding a bend with turn of radius 25 meter.
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Answer 1

Explanation:

Centripetal acceleration is v^2/r, with velocity in m/s and radius in meters, so the acceleration is 10^2/25 = 100/25 = 4 m/s^2.

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Answer 2

Answer:

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