Coulomb's Law Flashcards

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1
Q

charging

A

giving an excess of +/- charge to a neutral object

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2
Q

conductor

A

charges move freely through these: copper, aluminum, tap water, etc.

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3
Q

insulator

A

charges can NOT move freely ex. wood, plastic, rubber band, pure water

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4
Q

polarization

A

rearrangement of charges

-results in non zero electric force

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5
Q

charge distance - force relationship

A

as the distance between 2 charges increases, the magnitude of force decreases

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6
Q

consistency w/ Newton’s 3rd law

A

if 2 charges q1 and q2 exert electric force on each other, the electric force F (2to1) on q2 exerted by q1 is the ACTION. Opposite is reaction

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7
Q

Principle of superposition (F1,net)

A

net electric force on charge q1 due to q2.. is the vector sum of electric forces on q1 due to individual charges q2, q3…

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8
Q

Shell Theories (1)

A

A charged particle outside the shell is attracted or repelled as if the shell’s charge were concentrated as a particle at its center

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9
Q

Shell Theories (2)

A

A charged particle inside a shell has no net force acting on it due to the shell.

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10
Q

Coulomb’s Law

A

quantification of the electric force between two charges at a distance apart

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11
Q

grounding

A

neutralizing charges

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12
Q

magnitude of charge transferred when identical spheres touch

A

find the average

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