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Last updated at June 8, 2019 by Teachoo
Transcript
NCERT Question 14 An electric heater is rated 1500 W. How much energy does it use in 10 hours? Given Power = 1500 W Time taken = 10 hours We know that Power = (πΈπππππ¦ ππππ π’πππ)/(ππππ π‘ππππ) Energy consumed = Power Γ Time taken = 1500 Γ 10 = 15000 Wh = 15000/1000 kWh = 15 kWh Energy consumed is 15 kWh
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