A student ties a stone to a thread of length 1 m and starts swinging it in a circular motion. The stone completes 20 rotations in 10 seconds. With what speed the stone is moving?
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8
Explanation:
Although the speed is constant but the velocity is not constant. The stone experience a radial force which keeps on changing the direction of motion of stone without changing its speed. But there is a change in velocity, Therefore it is called an accelerated motion.
Answered by
0
Answer:
πm/s
Explanation:
10 rotation = 10 second
1 rotation = 1 second
length = 1metre
1/1 pi m/s
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