A Disk Has a Rotational Inertia of 6

question 74

Multiple Choice

A disk has a rotational inertia of 6.0 kg∙m² and a constant angular acceleration of 2.0 rad/s².If it starts from rest the work done during the first 5.0 s by the net torque acting on it is:

• A)0 J
• B)30 J
• C)60 J
• D)300 J
• E)600 J

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