1.

Which one of the following alternating current is supplied in our house hold circuits? (1) 110 V and 50 Hz (2) 220 V and 60 Hz (3) 110 V and 60 Hz (4) 220 V and 50 Hz

Answer»

(4) 220 V and 50 Hz

AC supply in India is at 220 V and 50 Hz.



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