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A solid cylinder of mass 20 kg rotates a...

A solid cylinder of mass 20 kg rotates about its axis with angular speed `100 rad s^(-1)`. The radius of the cylinder is 0.25 m. What is the kinetic energy associated with the rotation of the cylinder? What is the magnitude of angular momentum of the cylinder about its axis?

A

62.6 J s

B

70.4 J s

C

79.6 J s

D

60.5 J s

Text Solution

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The correct Answer is:
A
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