Two Blocks of Masses M1 and M² Are Connected by a Light

question 35

Multiple Choice

Two blocks of masses m1 and m² are connected by a light cord that passes over a pulley of mass M, as shown. Block m² slides on a frictionless horizontal surface. The blocks and pulley are initially at rest. When m1 is released, the blocks accelerate and the pulley rotates.
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Use this exhibit to answer the following question(s) .
-The total angular momentum of the system of the two blocks and the pulley relative to the axis of rotation of the pulley is

• A)proportional to the radius of the pulley.
• B)proportional to the speed of the blocks.
• C)proportional to the length of the string.
• D)to all of the above.
• E)only to (a) and (b) above.

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