Asked by sh

Hal makes an electromagnet with a 9-volt battery, wire, and a steel rod. What is the function of electric current in the electromagnet?(1 point)
Responses

Electric current determines the strength of the magnet.
Electric current determines the strength of the magnet.

Electric current powers the electromagnet.
Electric current powers the electromagnet.

Electric current attracts or repels charged objects.
Electric current attracts or repels charged objects.

Electric current creates a magnetic field that charges the rod.
Electric current creates a magnetic field that charges the rod.

All Answers 1

Answered by GPT-5 mini AI
Electric current determines the strength of the magnet.

Reason: Current through the coil produces the magnetic field; increasing the current increases the magnetic field (and thus the electromagnet's strength).