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A flywheel of moment of inertia 7.5 kgm^2 is rotating at 240 revolution per minute; calculate its K.E.

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A flywheel of moment of inertia 7.5 kgm2 is rotating at 240 revolution per minute; calculate its K.E.

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= 1/2 × 7.5 × 64 × p2 = 2366 joule.

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