الطيور الجنة
30-07-2008, 17:34
A house has the following load details of appliances connected to a supply meter
Three lamp shades of 5 watts each working for 12 hours per day
Two refrigerators of 450 watts each working for 24 hours per day
Four televisions of 80 watts each working for 36 hours per week
[؟will be the electricity bill for the month of June
Three lamp shades of 5 watts each working for 12 hours per day
Two refrigerators of 450 watts each working for 24 hours per day
Four televisions of 80 watts each working for 36 hours per week
[؟will be the electricity bill for the month of June