A student connects a long air cored coil...

A student connects a long air cored coil of maganin wire to a 100 V dc source and records a current of 1.5 A. When the same coil is connected across 100 V, 50 Hz ac source the current is reduces to 1.0 A. (a) Give reason for your observation (b) Calculate the reactance of the coil.

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A student connects a long air cored coil of maganin wire to a 100 V dc source and records a current of 1.5 A. When the same coil is connected across 100 V, 50 Hz ac source the current is reduces to 1.0 A. (a) Give reason for your observation (b) Calculate the reactance of the coil.

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