'Materials called electrical resistance' presentation slideshows

Current and Resistance

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Chapter 27. Current and Resistance

Chapter 27. Current and Resistance. A PowerPoint Presentation by Paul E. Tippens, Professor of Physics Southern Polytechnic State University. Edited by Jay Atman. Objectives: After completing this module, you should be able to:. Define electric current and electromotive force.

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Electricity and Circuits

Electricity and Circuits. AP Physics. +Q. +. A. t. Wire. -. Electric Current. Electric current I is the rate of the flow of charge Q through a cross-section A in a unit of time t. One ampere A is charge flowing at the rate of one coulomb per second. I = 6 A.

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