The Second Hand on a Watch Has a Length of 4.50

question 43

Multiple Choice

The second hand on a watch has a length of 4.50 mm and makes one revolution in 60.00 s. What is the speed of the end of the second hand as it moves in uniform circular motion?

• A)9.42 × 10^-4 m/s
• B)2.67 × 10^-3 m/s
• C)5.34 × 10^-3 m/s
• D)4.71 × 10^-4 m/s
• E)2.36 × 10^-5 m/s

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