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Question: Answered & Verified by Expert
The shiny metal disk in the electric power meter (along type) rotates due to
PhysicsAlternating CurrentAP EAMCETAP EAMCET 2023 (19 May Shift 1)
Options:
  • A temperature change
  • B eddy currents
  • C an external motor
  • D pressure change
Solution:
1110 Upvotes Verified Answer
The correct answer is: eddy currents
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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