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, 0.40m from the axis, the rotational inertia
becomes:
(a) 0.38 kg.m^2
(b) 0.54 kg.m^2
(c) 0.86 kg.m^2
(d) 1.0 kg.m^2
Answers
Answered by
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Answer:
(d) 1.0 kg.m^2
Explanation:
is correct
Answered by
0
Answer:
d 1.0kg-m2
Explanation:
b/c i=mr2.......................
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