Science, asked by Angela111, 1 year ago

An electronic heater is rated 1200W.how much energy does it use in 10 hours?

Answers

Answered by SalenaGomez
2
E = W/t
W= 1200W
t= 10hours= 10x 60x 60 = 3600 s

E= 1200/3600
   = 1/3 J

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Answered by Anonymous
1
Power = W/t
1200=E/10×3600
E= 1200×36000
Energy = 43200000 joules or 43.2 mega joule
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