220 V a.c. means…………………… and an a.c. of 1 A means…………………….

Why 200 V a.c. more dangerous than 220 V d.c.?

Why 220 V ac is more dangerous than 220 V dc ?

Fill ups Mean value of a.c. over a complete cycle is…………………

A heater is rated as 220 volts, 880 watts. What is the current drawn by the heater when connected to a 220V a.c. mains? Calculate the resistance of heater.

A transformer working on 220 V a.c. line gives an output current of 4 A at 55 V . What is the primary current (in ampere) ? Assume that there is no loss of energy.

The peak value of 220 a.c. is