A solid disk (I = MR2) that is 10 cm in diameter has a mass of 4 kg. The force applied at the outer surface required to produce an angular acceleration of 6 rad/s2 about an axis through the center of the disc is
A) 0.24 kN
B) 0.12 kN
C) 0.30 N
D) 0.60 N
E) 1.2 N
Correct Answer:
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