A pgysics student wishes to determine the amount of electic enery consumed in one day at his school as a result of classsrom and hallway lighting. A quick survery revealed that there were approximately 200 40 W fluroescent lights opearting under a potentional difference of 240 V for 16 hours each day.
Hey guys, this isn't a hard question, I just dont know how to do it, could you please explain how?
V=IR V= deltaEq/Q
The Attempt at a Solution
I dont know where to put the watts in my equations or what to do with it.