Question

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
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Answer 1

Answer:

336 Kwh

Explanation:

e= p×t

e =60×4

=240 wh per day

electricity consumption for a year = 350 × 240

=84000 wh

energy consumption for 4 bulbs = 4×84000

=336000 wh or 336 Kwh