After this lesson, you should be able to:

• Use Faraday’s law to explain the induced current in the generator’s coil
• Use words and pictures to explain the basic principle of an AC generator
• Distinguish between AC and DC generators in terms of slip rings and commutators
• Indicate the direction of the force on a current carrying wire in a magnetic field using a right-hand-rule
• Use words and pictures to explain the basic principle of a DC motor
• Compare the function and energy transfers between a generator and a motor
• Give examples of the use of electric motors and generators