A Disk Has a Moment of Inertia of 3

question 39

Multiple Choice

A disk has a moment of inertia of 3.0 × 10−⁴ kg·m² and rotates with an angular speed of 3.6 rad/s.What net torque must be applied to bring it to rest within 3.6 s?

• A)3.89E-4 N·m.
• B)3.00E-4 N·m
• C)4.32E-4 N·m
• D)3.00E-4 N·m.
• E)1.20E-4 N·m

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