A disc of mass 4.8 kg and radius 1 m is ...

A disc of mass 4.8 kg and radius 1 m is rolling on a horizontal surface without sliding with angular velocity of 600 rotations/min. What is the total kinetic energy of the disc ?

360J

`1440 pi^2J`

`4000 pi^2 J`

`600 pi^2J`

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