Question

you are provided with a Magnetic compass, an Empty Matchbox, a battery of two cells and connecting wires. using these objects, how will you make a tester for testing an electric current? draw the necessary current diagram and explain.

Answer 1

Connect the wire and make a closed circuit and pass the wire into the empty matchbox use the compass and draw the magnetic field lines which says that the electricity is passing through the circuit this is the tester to test current passing through the circuit by compass