4 6 6 V A student connects a long air cored coil of 29 manganin...
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4 6 6 V A student connects a long air cored coil of 29 manganin wire to a 100 V D C supply and records a current of 25 amp When the same coil is connected across 100 V 50 Hz a c the current reduces to 20 A the reactance of the coil is 1 30 2 40 3 5 0 4 None of these 3 2 1 V 4 6 6 V va faerit at ang ate geeft fea a 100 V D C 25 A 100 V 50 Hz Andit atque auferat 1 30 3 5 02 2 40 4
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