The shiny metal disk in the electric power me | vedclass

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Question

(B) The shiny metal disc in the electric power meter rotates due to eddy currents.When the alternating magnetic field produced by the current in the c

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eddy currents

Vedclass · Answer

(B) The shiny metal disc in the electric power meter rotates due to eddy currents.When the alternating magnetic field produced by the current in the coils passes through the metal disc,it induces eddy currents within the disc.These eddy currents interact with the magnetic field to produce a torque,which causes the disc to rotate.

The shiny metal disk in the electric power meter (analog type) rotates due to

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