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GalinKa [24]
3 years ago
13

How much would it cost to operate five incandescent light bulbs for the months of April and May, collectively, given that each b

ulb is one hundred and fifty Watts, electricity for home use is 0.3AED per kilowatt-hour, and that the light s will be on for three hours per day during this two month period.
please i need an answer fast or my teacher will kill me
Physics
1 answer:
const2013 [10]3 years ago
3 0

Answer:

Total Cost is 41.18 AED

Explanation:

Per day number of hours light bulbs were on=3hours

5 bulbs power consumption = 150Wx5 = 750W

Electricity usage per day = 750 x 3 = 2250Wh = 2.25kWh

April has 30 days and May has 31 days. Therefore totals days = 61days

Total power consumption = 2.25x 61 = 137.25kWh

Total Cost = 137.25x 0.30 = 41.175 AED

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