Lab Prep Week 2
Water System Analogy
Voltage (E or V) - The electrical force that pushes
electrons through a circuit. It is similar to water
pressure that pushes water through a water pipe.
Voltage does not flow.
Current (I) - The ra
Energy, Power, and
Electrical Energy - The ability to do electrical
Electrical energy is measured in watt-seconds,
and 1 watt-second = 1 joule.
Also measured in watt-hours and kWHs
Courtesy Tennessee Valley Au
ECET 196A Coordinator:
ECET 196B Coordinator:
Introduction to ECET and Projects
Dr. Helen A. McNally
Office: Knoy 167
William E. DeWitt, P.E.
Office: Knoy 172