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Why does a metallic piece become very hot when it is surrounded by a coil carrying high frequency alternating current?

Why does a metallic piece become very hot when it is surrounded by a coil carrying high frequency alternating current?

Grade:Upto college level

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
3 years ago
Dear student

When a piece of metal piece is surrounded by high frequency alternating voltages, a large number of eddy currents are generated on its surface. Due to eddy currents the power is dissipated by the metallic piece that increases its temperature.

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