Jan 15 • Problem of the Day
Problem of the Day: January 15th, 2025
A solid circular disk with radius R = 0.3 m and mass M = 5 kg is initially at rest. A constant torque of
15 N⋅m is applied to the disk for 4 seconds. If the disk rotates about its central axis perpendicular to its face, what is its final angular velocity in rad/s?
A) 100 rad/s
B) 133.3 rad/s
C) 200 rad/s
D) 266.7 rad/s
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Problem of the Day: January 15th, 2025
