Question

the total power rating of electrical appliances in a home is 12kW. if all appliances are used simultaneously for 8 hours per day, calculate: a) the energy consumed in 7 days. b) the cost of energy consumed in the 7 days assuming the unit cost of energy is 45 cents

Answer 1

i) so in one day it is consuming 12kw thus in 56 day(8 x 7) it will consume 12x56=672