Solution: The answer is (d) 5 A
We know, P=V x I
Substituting , 1000 w = 220v x I
I =1000w/220v = 4.54 A
= 5 A
An electric kettle consumes 1 kW of electric power when operated at 220 V. A fuse wire of what rating must be used for it?
(a) 1 A
(b) 2 A
(c) 4 A
(d) 5 A
(a) 1 A
(b) 2 A
(c) 4 A
(d) 5 A
An electric kettle consumes 1 kW of electric power when operated at 220 V. A fuse wire of what rating must be used for it?
(a) 1 A
(b) 2 A
(c) 4 A
(d) 5 A
(a) 1 A
(b) 2 A
(c) 4 A
(d) 5 A