Multiple Choice
A disk with a radius of 1.5 m whose moment of inertia is 34 kg m2 is caused to rotate by a force of 160 N tangent to the circumference. The angular acceleration of the disk is approximately
A) 0.14 rad/s2.
B) 0.23 rad/s2.
C) 4.4 rad/s2.
D) 7.1 rad/s2.
E) 23 rad/s2.
Correct Answer:
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