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GATE 19971997PYQNATanswer pendingexplanation soonmedium
Electric Circuits · Magnetic Circuits
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Magnetic Circuits has appeared in GATE Electrical Engineering 7 times across 7 years (2004, 2014, 2015, 2019, 2025, ...).

∑ has math
mutual inductancecoefficient of couplingseries aidingseries opposingAC circuits