A toy train rolls around a horizontal 1.0-m-diameter track. The coefficient of rolling friction is 0.10. Part A How long does it take the train to stop if it's released with an angular speed of 36 rpm? Express your answer with the appropriate units. ► View Available Hint(s) At = Submit Value Request Answer Units ?

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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.