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 Chapter 18
Electric and magnetic fields
LEARNING OBJECTIVES
In this chapter you will learn how to:
âunderstand the concept and properties of electric charge
âcharge a body by electrostatic induction
âapply Coulombâs law
âunderstand the concept of electric field
âwork with magnetic fields
âdetermine the direction of the magnetic fields created by straight currents and coils
ârecognize how magnetic fields exert magnetic forces on moving charges and electric currents
understand the concept of electric potential and electric potential energy
understand the connection between electric field lines and equipotential surfaces
GUIDING QUESTIONS
âWhat is the electric force between charged particles?
âWhat is the magnetic force on moving charged particles?
âWhat is the connection between electricity and magnetism?