The rotating systems shown in the figure differ only in that the two identical movable masses are positioned a distance r from the axis of rotation (left), or a distance r/2 from the axis of rotation (right). If you release the hanging blocks simultaneously from rest,
A) the block at the left lands first.
B) the block at the right lands first.
C) both blocks land at the same time.

Question

The rotating systems shown in the figure differ only in that the two identical movable masses are positioned a distance r from the axis of rotation (left), or a distance r/2 from the axis of rotation (right). If you release the hanging blocks simultaneously from rest, 
A) the block at the left lands first. 
B) the block at the right lands first. 
C) both blocks land at the same time.

Quizplus · Accepted Answer

The Answer of The rotating systems shown in the figure differ only in that the two identical movable masses are positioned a distance r from the axis of rotation (left), or a distance r/2 from the axis of rotation (right). If you release the hanging blocks simultaneously from rest, 
A) the block at the left lands first. 
B) the block at the right lands first. 
C) both blocks land at the same time.

The Rotating Systems Shown in the Figure Differ Only in That