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ac and Power Distribution

Demonstration of oscilloscope and ac, alternating current    
    Explanation of operation of oscilloscope
    Observation of various dc voltage levels on scope
    Observation of 60 Hz signal on scope
    Calculation of 60 Hz from period of oscillation

How Television Works from How Stuff Works


Discussion of electrical power consumption
Introduction to transformers
Discussion of power distribution

How the Power Distribution Grid Works
    from How Stuff Works


Comments, suggestions, or requests to ghw@udel.edu.
Last updated March 4, 1999.
Copyright George Watson, Univ. of Delaware, 1999.