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A flywheel comprises a uniform circular disk with a mass of 97.0 kg and a radius...

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Physics

A flywheel comprises a uniform circular disk with a mass of 97.0kg and a radius of 1.1 m. It rotates with an angular velocity of1420 rev/min. A constant tangential force is applied at a radialdistance of 0.5 m. What is the initial kinetic energy of thewheel?

(b) If the wheel is brought to rest in 133.0 s, what is thetangential force?

Answer & Explanation Solved by verified expert
4.2 Ratings (853 Votes)
Mass of the flywheel M 97 kgRadius of the flywheel R 11 mMoment of inertia of the flywheel II 58685 kgm2Initial angular velocity of the flywheel 1    See Answer
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