51_Ch21A_q_and_E

51_Ch21A_q_and_E - OVERVIEW e e Gre n she t e Assignm nts...

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Green sheet Assignments Course overview see www.physics.sjsu.edu/Becker/physics51 OVERVIEW C 2009 J. Becker
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Learning Goals – In this chapter we will learn: • The nature of electric charge . • How objects become electrically charged. • How to use Coulomb’s Law to calculate the electric force between charges. • How to calculate the electric field caused by electric charges. • How to use the idea of electric field lines to visualize electric fields.
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Electric charge: Chapter 21 Protons have positive charge Electrons have negative charge Opposite signs attract Similar signs repel Electric field – used to calculate force C 2009 J. Becker
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The world may have come to take copiers for granted, but they are amazing devices. They use electric charge to hold fine dust (toner) in patterns until the pattern may be transferred to paper and made permanent with heat.
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LITHIUM (Li) ELEMENT Atom : electrically neutral 3 protons and 3 elec. Positive ion : missing one electron so net charge is positive Negative ion : has added electron so net charge is negative
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This note was uploaded on 01/15/2010 for the course PHYS 051 taught by Professor Jbecker during the Fall '09 term at San Jose State.

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51_Ch21A_q_and_E - OVERVIEW e e Gre n she t e Assignm nts...

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