Toasters have wires in them that heat up to warm the items placed inside. For the toaster to work properly, these wires must
A) be connected to a very large voltage.
B) have less resistance than the power cord.
C) be connected to a tiny voltage.
D) have more resistance than the power cord.

Question

Quizplus · Accepted Answer

The wires in toasters are designed to have more resistance than the power cord. This higher resistance causes the wires to heat up as electrical current passes through them, toasting the bread. The resistance converts electrical energy into heat energy.

Toasters Have Wires in Them That Heat Up to Warm