Electric Lighter making simple life hacks

Explain electric circuit and draw a simple electric circuit.

(a) What is an electric motor ? With the help of a labelled diagram, describe the working of a simple electric motor. (b) What are the special features of commercial electric motors ?

Draw a labelled circuit diagram of a simple electric motor and explain its working. In what way these simple electric motors are different from commercial motors?

What is the role of the two conducting stationary brushes in a simple electric motor?

What is 'Hacking ' ?

Which property of copper is used for making electric wires?

Ice is lighter than water due to