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What is measured by the eddy currents induced in energy meters?

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in Physics – Class 12 by (135k points)
What is measured by the eddy currents induced in energy meters?

(a) Electric potential

(b) Electric induction

(c) Electric power

(d) Electric energy

This question was posed to me during a job interview.

My question is from Electromagnetic Induction topic in section Electromagnetic Induction of Physics – Class 12

1 Answer

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Best answer
Right choice is (d) Electric energy

The explanation is: In energy meters used for measuring electric energy, the eddy currents induced in an aluminum disc are made use of. Therefore, electric energy is measured by the eddy currents induced in energy meters.

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