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Electrostatics

QuestionAnswer
Define electrostatics. Branch of physics dealing with stationary or resting electric charges.
Define electrification. Insufficient amount of electrons.
Define negative electrification. Excessive amount of electrons.
Define ground. Connected to wet earth by a conductor.
List the 3 methods of electrification. Friction, Contact, Induction
What does an electroscope do? It detects the presence and sign of an electric charge.
Define electrification by induction. When an uncharged metallic object experiences a shift of electrons when brought into the electric field of a charged object.
What is the first law of electrostatics? Like charges repel; unlike charges attract.
What is the second law of electrostatics? The Inverse Square Law.
What is the third law of electrostatics? Charges reside on the external surfaces of conductors.
What is the fourth law of electrostatics? The concentration of charges on a curved surface of a conductor is greatest where curvature is greatest.
What is the fifth law of electrostatics? Only negative charges can move in a solid conductor.
What is another name for static electricity? Resting charges.
What happens when electrification occurs? Only the electrons move.
What is the movement of electrons in insulators? Electrons do not flow freely.
A charged body brought near an uncharged body is an example of what type of electrification? Induction
Created by: rad1958tech on 2008-02-10



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