A 1000 watt electrical appliance is used every day per 90 minutes. Calculate units of electrical energy this appliance will consume in 30 days.
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hey buddy here's ur answer
Power= 1000W
Time= 90 min = 90 × 60 sec= 5400 sec
In 30 days =. 5400 × 30= 162000 sec
Energy = power × time= 1000 × 162000sec= 162000000 joules= 162000 kilojoules.
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