If You Start a Current Flowing in a Superconducting Wire

Multiple Choice

If you start a current flowing in a superconducting wire that is kept cold, and then remove the power source, the

A) current would stop flowing immediately.
B) current would continue to flow.
C) current would flow through the superconducting wire for about twice as long as it would have through copper wire.
D) electrons would move through the wire, losing a great deal of energy.
E) superconducting wire would not be able to generate a magnetic field.