Question

motion of the middle of sewing machine is ​

Answer 1

Answer:

The motion of the needle of sewing motion is Periodic Oscillatory motion. Reason: Oscillatory motion means the object repeats the to and fro motion from its mean position. The needle of sewing machine moves up and down repeatedly with a certain time interval.

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Answer 2

Explanation:

The motion of the needle of sewing motion is Periodic Oscillatory motion. Reason: Oscillatory motion means the object repeats the to and fro motion from its mean position. The needle of sewing machine moves up and down repeatedly with a certain time interval.