A Physical Pendulum Is Composed of a Disc Whose Center

question 48

Multiple Choice

A physical pendulum is composed of a disc whose center of gravity is attached to a thin rod.The disc has a moment of inertia of 1/2 MR².The mass of the disc is 1.00 kg and has a radius of 40 cm.The length of the rod is 50.0 cm.The period of the physical pendulum is

• A) 2.22 sec.
• B) 2.03 sec.
• C) 1.89 sec.
• D) 1.63 sec.
• E) 1.32 sec.

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