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A 100 watt electric bulb is used for 5 hours daily and four 60 watt bulbs are used for 5 hours daily. calculate the energy e (in kWh) in the month of January |
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Answer» Answer: Explanation: power of 1 electric bulb = 100w=0.1kw energy =0.1 × 5 =0.5kwh power of 2 bulb =60w=0.06kw energy for 4 bulbs= 0.06×4×5=1.2 kwh total energy= 0.5+1.2=1.7kwh in MONTH of jan ,total energy=1.7×31=52.7kwh hope it'll help ....... PLEASE CHOOSE AS BRAINLIEST |
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