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14. Torque & Rotational Dynamics

14. Torque & Rotational Dynamics

14. Torque & Rotational Dynamics / Net Torque & Sign of Torque / Problem 8

The motor of a hand-held sander machine applies a steady torque τ to the disk, enhancing its angular velocity by 1.5 rad/s each second. The moment of inertia of the disk is 3.0 kg•m². Calculate the torque τ.

ANSWERS OPTIONS

A

0.5 N•m

B

2.0 N•m

C

4.5 N•m

D

6.8 N•m

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