A hoop of radius r and mass m rotating with an angular velocity 0 is placed on a rough horizontal surface The initial velocity of the centre of the hoop is zero What will be the velocity of the centre of the hoop when it ceases to slip physics 2013
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A hoop of radius r and mass m rotating with an angular velocity ω0 is placed on a rough horizontal surface. The initial velocity of the centre of the hoop is zero. What will be the velocity of the centre of the hoop when it ceases to slip ? - physics 2013




By:milan-ransingh

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Answers

COAM about the contact point :-
Iω0=Iω+mvr
mr2ω0=mr2ω+mvr=2mvr
rω02rω02
satyashiromani

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