Physics, asked by ridhima9716, 10 months ago

In a single phase induction type energy meter,the deflection torque is proportional to the true power in the circuit

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Answered by vardan24

circuit, the meter used is based on “electro-magnetic induction” principle. They are known as induction type instruments. ... For the meter to read correctly, the speed of the moving system must be proportional to the power in the circuit in which the meter is connected.

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