A student connects a battery to a wire and wraps the wire around an iron nail to produce an electromagnet. Which action should the student take to increase the number of paper clips the electromagnet can pick up?(1 point)
Responses
He should add another battery.
He should add another battery.
He should decrease the current through the wire.
He should decrease the current through the wire.
He should reduce the number of turns.
He should reduce the number of turns.
He should replace the iron nail with a plastic spoon.
He should replace the iron nail with a plastic spoon.
1 answer
Actually, the correct answer is: He should add another battery. Increasing the voltage will increase the strength of the magnetic field produced by the electromagnet, allowing it to pick up more paper clips.
1 answer