A disc of radius R is rotating with an angular speed ω o about a horizontal axis. It is placed on a horizontal table. The coefficient of kinetic friction is µ k .What was the velocity of its centre of mass before being brought in contact with the table.

Question

A disc of radius R is rotating with an angular speed ω o about a horizontal axis. It is placed on a horizontal table. The coefficient of kinetic friction is µ k .What was the velocity of its centre of mass before being brought in contact with the table., μ k ω o R, μ k Rω o, Zero, μ k Rω o 2

MARKS App · Accepted Answer

Correct Option is : (C) Zero

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