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Q.
Angular velocity of second hand of a clock is:
Rajasthan PMTRajasthan PMT 1999
Solution:
Second hand of a clock turns through an angle $2 \pi$ in 1 minute $(=60\, \sec )$
$\therefore $ angular velocity $\omega=\frac{2 \pi}{60}=\frac{\pi}{30} rad / \sec$