The tip of the second hand of a clock moves in a circle of 20 cm circumference. In one minute the hand makes a complete revolution. Its average velocity over that time is ___________ cm/s.

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The Answer of The tip of the second hand of a clock moves in a circle of 20 cm circumference. In one minute the hand makes a complete revolution. Its average velocity over that time is ___________ cm/s.

The Tip of the Second Hand of a Clock Moves