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AP EAMCET202319 May 2023Morning ShiftPhysicsAlternating CurrentActual

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

Options

  1. Atemperature change
  2. Beddy currents
  3. Can external motor
  4. Dpressure change

Correct answer

B. eddy currents

Step-by-step solution

The shinny metal disc in the electric power meter rotates due to eddy currents. The magnetic field induces the electric current in the disc.

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