A Changing Current in One Loop of Wire Can Induce

question 6

Multiple Choice

A changing current in one loop of wire can induce a current in another loop of wire even though the wires do not touch.The induced current appears almost instantaneously for loops close together.How can this energy exchange happen?

• A)This is one of those things for which science has no adequate explanation yet.
• B)The second loop is affected by the thermal exchange from the heating of the first loop.
• C)It is a gravitational effect on the electrons.
• D)It is done via an electromagnetic wave.

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