Question

(iv) Motion of the needle of a sewing machine is​

Answer 1

Answer:

The motion of the needle of a sewing is oscillatory in nature because the needle it moving about its rest position and mean position in a to and fro motion. The amplitude of motion or the extent to which the needle moves is same every time the to and fro motion takes place.

Answer 2

• The motion of the needle of a sewing is oscillatory in nature because the needle it moving about its rest position and mean position in a to and fro motion. The amplitude of motion or the extent to which the needle moves is same every time the to and fro motion takes place.