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A solid sphere of radius 2.45m is rotati...

A solid sphere of radius `2.45m` is rotating with an angular speed of `10 rad//s`. When this rotating sphere is placed on a rough horizontal surface then after sometime it starts pure rolling. Find the linear speed of the sphere after it starts pure rolling.

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`a=3.214xx10^(5) ms^(-2),t=4.67xx10^(4)s`
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