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← ScienceWhich consequence results in a transformer when exceeding Curie temperature?
A)Core loses ferromagnetic properties✓
B)Copper winding catastrophic melting
C)Insulation breakdown induces arcing
D)Eddy current losses are minimised
💡 Explanation
The core loses its ferromagnetic properties because exceeding the Curie temperature causes thermal energy overcomes the exchange interaction, therefore aligned magnetic moments become randomized rather than retaining alignment below the limit.
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