12.5 Heating Effect of Current

Joule's law and the heating effect when current flows through a resistor.

Heating Effect of Current

When current flows through a resistor, electrical energy is converted to heat. The heat produced is given by Joule's Law:

H = I^2 R t

12.4 Combination of Resistors

Series and parallel combinations of resistors with a worked example.

12.6 Electric Power

Electric power, the watt, kilowatt-hour, and a worked example.