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The single phase, 50 Hz iron core transformer in the circuit has both the vertical arms of cross sectional area 20 cm and both

The single phase, 50 Hz iron core transformer in the circuit has both the vertical arms of cross sectional area 20 cm and both the horizontal arms of cross sectional area 10 cm. If the two windings shown were wound instead on opposite horizontal arms, the mutual inductance will FOOA (A) double (C) be halved (B) remain same (D) become one quarter

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