If You Start a Current Flowing in a Superconducting Wire

question 36

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.

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