Consider two flywheels of the same size and shape, but one with twice the mass. Rotational inertia of the more massive one is
A)two times greater.
B)four times greater.
C)the same as the other one.
D)half.

Question

Quizplus · Accepted Answer

Rotational inertia depends directly on the mass of the object. If one flywheel has twice the mass of the other, its rotational inertia will also be twice as much, assuming they have the same size and shape.

Consider Two Flywheels of the Same Size and Shape, but One