A Pendulum Is Made by Suspending a Solid Circular Disk

question 2

Multiple Choice

A pendulum is made by suspending a solid circular disk from a pivot point that is at the edge of the disk with the plane of the disk lying in the vertical plane. The period of oscillation of the disk is T. If a disk with the same radius but a mass four times is great is suspended the same way, what will be its period of oscillation?

• A)4T
• B)T/2
• C)2T
• D)T
• E)T/4

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