An emf is produced in a stationary coil when a bar magnet is withdrawn from, or inserted into, the coil so that the lines of force, moving with the magnet, ____ the wires of the coil.
A)move away from
B)cut across
C)move into
D)rest on top of

Question

Quizplus · Accepted Answer

When the bar magnet is withdrawn from or inserted into the coil, the lines of force cut across the wires of the coil, inducing an emf. This is known as electromagnetic induction and is based on Faraday's Law.

An Emf Is Produced in a Stationary Coil When a Bar