Question

In a sewing machine used by tailors, mention the type of motion of sewing machine needle when it runs.

Answer 1

Hey mate.
Here is your answer-

The motion when sewing machine runs and its needle shows is 【Periodic (oscillatory) motion】

Hope it helps!!!!!!

Answer 2

Dear Student,

◆ Answer -

In a sewing machine used by tailors, sewing machine needle has periodic oscillatory motion when it runs.

● Explaination -

• Needle of sewing machine shows to and fro motion. Thus it is a oscillatory motion.
• Also when external force by the tailor is constant, this motion repeats itself in equal intervals of time.
• Therefore, motion of meedle of sewing machine is periodic oscillatory motion.

Thanks dear. Hope this helps you...