An electric kettle consumes 1kW of electric power when operated at 220 V.a fuse.wire of what rating must be?

Favorites|Homepage
Subscriptions | sitemap

HOME > > An electric kettle consumes 1kW of electric power when operated at 220 V.a fuse.wire of what rating must be?

An electric kettle consumes 1kW of electric power when operated at 220 V.a fuse.wire of what rating must be?

[From: ] [author: ] [Date: 14-02-16] [Hit: ]

......

Used for it?
1A
2A
4A
5A

-

P = V*I => 1kW = 1000W = 220*i => 1000W/220V = i = 100/22 = 50/11 = 4.55A so the answer is 5A

-

6A

Current consumed is 1000/220 = 4.54A. 133% of that is 6.06

RERATING: For 25ºC ambient temperatures, it is
recommended that fuses be operated at no more than
75% of the nominal current rating

1

keywords: power,220,wire,be,when,kW,electric,of,operated,rating,must,kettle,at,An,consumes,fuse,what,An electric kettle consumes 1kW of electric power when operated at 220 V.a fuse.wire of what rating must be?

New

Hot