A CD Has a Diameter of 12

question 68

Multiple Choice

A CD has a diameter of 12.0 cm. If the CD is rotating at a constant frequency of 3.18 Hz, then the period of the rotational motion is

• A) 0.314 s.
• B) 0.441 s.
• C) 0.582 s.
• D) 0.698 s.
• E) 0.750 s.

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