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Electricity 's Current and Charge

If the two requirements of an electric circuit are met, then charge will flow through the external circuit. It is said that there is a current - a flow of charge. Using the word current in this context is to simply use it to say that something is happening in the wires - charge is moving. Yet current is a physical quantity that can be measured and expressed numerically. As a physical quantity, current is the rate at which charge flows past a point on a circuit

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Uploaded by: ( Send Message ) on 10-11-2010. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.

Duration: 2m 45s

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