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08/01/2021 4:34 pm
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A certain household has consumed 250 units of energy during a month. How much energy is this in joules?
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08/01/2021 4:35 pm
Energy consumed = 250 units = 250 kW h
= 250 × 1000 W h = 250 × (1000 W) (3600 s)
= 250 × 1000 × 3600 W s
= 900 × 106 = 9 × 108 J