Two Cylinders Made of the Same Material Roll Down a Plane

question 9

Multiple Choice

Two cylinders made of the same material roll down a plane inclined at an angle θ with the horizontal. Each travels the same distance. The radius of cylinder B is twice the radius of cylinder A. In what order do they reach the bottom?

• A) A reaches the bottom first because it has the greater acceleration.
• B) A reaches the bottom first because it has a smaller moment of inertia.
• C) B reaches the bottom first because is experiences a larger torque.
• D) B reaches the bottom first because it travels a larger distance in one rotation.
• E) They both reach the bottom at the same time, because each has the same linear acceleration.

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