Two Long, Parallel Wires Carry Currents of Different Magnitudes

question 72

Multiple Choice

Two long, parallel wires carry currents of different magnitudes. If the amount of current in each wire is doubled, what happens to the magnitude of the force between the wires?

• A) It is quadrupled.
• B) It is doubled.
• C) It is tripled.
• D) It stays the same.
• E) It is reduced by a factor of 2.

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Definitions:

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