Question

An electric kettle consumes 1KW of electric power when operated at 220V.A fuse wire of what rating must be used for it?

Answer 1

Answer:

P=VI

1000w=220×I

I=4.54A

Fuse wire of rating 5A must be used

Answer 2

Answer:

given:-p = 1 K W which is=1000W

V=220V

Now P=VI

therefore I = P/V

I=1000/220= 4.5A

therefore the rating must be either 4.5A or 5A.

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