If the length of the seconds hand in a stop clock is 3 cm then the linear velocity of its tip is

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• Correct Answer: D

  Solution :

                  \[\omega =\frac{2\pi }{T}=\frac{2\pi }{60}=0.1047\ rad/s\]             and \[v=\omega r=0.1047\times 3\times {{10}^{-2}}=0.00314\ m/s\]

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