1.

A step-down transformer connected to an AC mains supply of 220 V is made to operate at 11 V,44 W lamp. Ignoring power losses in the transformer, what is the current in the primary circuit?

Answer»

A step-down transformer connected to an AC mains supply of 220 V is made to operate at 11 V,44 W lamp. Ignoring power losses in the transformer, what is the current in the primary circuit?



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