Question

a household has 100 watt lamb,light for 2 hrs two 60 watt for 4 hours, one electric fan 50 watt for 8 hours per day. find total electric unit​

Answer 1

lamp = 0.1 ×2=0.2kwh = 0.2 units

2 lamps = 0.06×4×2 = 0.48 kwh = 0.48 units

fan= 0.05 × 8 = 0.4 kwh = 0.4 units

Therefore

Total electric units consumed in a day = 0.2 + 0.48 + 0.4 = 1.08units

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Explanation: