Question

give two example of periodic motion​

Answer 1

HEYA MATE HERE IS YOUR ANSWER
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●Motion of a pendulum is a periodic motion

●Rotation of the earth is another example

Answer 2

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1) The motion of a boy sitting on a swing: The motion of a swing repeats itself after certain intervals of time.

2) The motion of a pendulum: The bob of a pendulum also repeats itself after a certain period of time. Hence, it is in periodic motion.