A Thin, Circular Hoop with a Radius of 0

question 56

Multiple Choice

A thin, circular hoop with a radius of 0.32 m is hanging on a nail. Adam notices that the hoop is oscillating back and forth through small angles like a physical pendulum. The moment of inertia of the hoop for the rotational axis passing through the nail is I = 2mr². What is the period of the hoop?

• A)1.3 s
• B)0.94 s
• C)0.59 s
• D)1.1 s
• E)1.6 s

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