Section 10.6 Motion in a Vertical Circle 10.31. A rock rests on the bottom of a bucket moving in a vertical circle of radius 70 cm. What is the least speed the bucket must have as it rounds the top of a circle if the rock is to remain in the Ans. 2.62 m/s bucket?

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A: Given data:  Speed (v) = 90 km/hr Required: The speed in mi/hr

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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.