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← ScienceWhich outcome occurs when a power-distribution transformer under a heavy inductive load experiences a sudden interruption of current?
A)Overvoltage due to inductive kickback✓
B)Core saturation reduces magnetizing current
C)Increased eddy currents reduce efficiency
D)Capacitive reactance dampens high frequencies
💡 Explanation
An inductive kickback will result; because the collapsing magnetic field induces a large voltage spike due to self-induction. This elevated voltage can damage insulation; therefore overvoltage will result, rather than core saturation which occurs with excessive steady-state current.
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