A heat pump with a coefficient of performance of 3.8 provides energy at an average rate of 75,000 kJ/h to maintain a building at 21 C on a day when the outside
temperature is 0 C. If electricity costs 8 cents
(a) Determine the actual operating cost and the minimum theoretical operating cost, each
in $/day.
(b) Compare the results of part (a) with the cost of electrical resistance

answer:

i lost in getting someone back.

i learned that people are really two-faced and no matter how angelic someone appears they always have a devil side and that you cant trust anyone anymore no matter how dear they are to you.

if your wondering who it waz it waz mah still miss her tho

~batmans wife dun dun

answer:

constructing a building's framework requires a solid foundation

explanation: