1.

Conisder a light bulb of 60w used for 4 hours per day ,how much would be the annual energy consumption of 4 such bulbs in kWh/year if they are used for 350 days in a year ​

Answer»

336 KwhExplanation:e= p×te =60×4 =240 wh PER day electricity consumption for a YEAR = 350 × 240=84000 whenergy consumption for 4 bulbs = 4×84000=336000 wh or 336 KWH



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