The electric mains in our homes is 220 V, 50 Hz. What will be the instantaneous voltage?
Answer & explanation
Correct answer: option 3
Vrms = 220 v
Vpeak = 220 x 1.414 V = 311 V
Vinst. = Vpeak Sin 2\(\pi \nu \)t
= 311 Sin 100\(\pi \)t
The electric mains in our homes is 220 V, 50 Hz. What will be the instantaneous voltage?
Correct answer: option 3
Vrms = 220 v
Vpeak = 220 x 1.414 V = 311 V
Vinst. = Vpeak Sin 2\(\pi \nu \)t
= 311 Sin 100\(\pi \)t