Q:Answer the following question given this paragraph: Electrical energy consumed can be determined by multiplying power by time . Recall the equations for mechanical and thermal energy/work . An important idea is the efficiency of an electrical device: the fraction of electrical energy consumed that goes into doing useful work , expressed as a percentage. Q: Electrical energy consumed can be expressed as the product of power multiplied by what else? Choices: - work - energy - speed - time A:
A:
time