An electric bulb of 80 W is used for 8 h per day to calculate the units of energy consumed in one day by the bulb?
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Explanation:
Power of electric tube light = 80W=0.08kW
Time used = 8 hour
Energy = Power x time taken =0.08×8=0.64kWh=0.64units.
∴ The energy consumed per day = 0.64units.
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