阿摩線上測驗
51. Calcualte the moment of inertia of a hollow cylinder when the rotational axis is through the center.
The inner radius is R1 and outer radius is R2?The total mass of the hollow cylinder is M.
(A)
(B) 
(C)
(D)
(E)
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統計： A(0), B(0), C(3), D(8), E(0) #3222818
統計： A(0), B(0), C(3), D(8), E(0) #3222818
