Answered: A runner completes one lap around a…

A runner completes one lap around a circular track with at a time 272 s at a constant speed of 3.1 m/s. What was the runner's centripetal acceleration in meters per second during the run? ac=? m/s2

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter6: Uniform Circular Motion And Gravitation

Section: Chapter Questions

Problem 2CQ: Can centripetal acceleration change the speed of circular motion? Explain.

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Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

A runner completes one lap around a circular track with at a time 272 s at a constant speed of 3.1 m/s.

What was the runner's centripetal acceleration in meters per second during the run? a_c=? m/s²

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