Question

In a domestic livestock farm, spot the differences between two sketches as much as you can. ​

Answer 1

Oke show us the image

Answer 2

Answer:

• a coil of wire usually in cylindrical form that when carrying a current acts like a magnet so that a movable core is drawn into the coil when a current flows and that is used especially as a switch or control for a mechanical device (such as a valve)