# An electrical heater is rated 1200w. how much energy does it use in 10 hours?

2
by nice4

2016-03-10T10:46:36+05:30

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Power = W/t
1200=E/10×3600
E= 1200×36000
Energy = 43200000 joules or 43.2 mega joule
thanks Nice4
2016-03-10T10:47:23+05:30

### This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
1200W=1hour
In 10 hrs.
10hour=1200×10
=12000W
=12kW
energy??
how much energy does it use in 10 hours???
yes ,you're right
the solution written by me is wrong ,the first one is correct
edit it