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Question
The rotational inertia of a disk about its axis is 0.70 kg.m2. When a 2.0 kg weight is added to its rim, 0.40 m from the axis, the rotational inertia becomes:
A) 0.32 kg.m2
B) 0.54 kg.m2
C) 0.70 kg.m2
D) 0.86 kg.m2
E) 1.0 kg.m2
Answer
This answer is hidden. It contains 1 characters.
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