Electric Potential Energy
AP Physics 2 · Flashcards · Recall
AP PHYSICS 2 · FLASHCARDS
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QUESTION
What is the potential energy difference if a charge
q
q
q
moves through a potential difference
V
V
V
?
QUESTION
What is the relationship between equipotential surfaces and electric field lines?
QUESTION
State the potential energy of a dipole in a uniform electric field.
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ANSWER
U
=
−
p
E
cos
θ
U = -pE \text{ cos } \theta
U
=
−
pE
cos
θ
. Energy depends on dipole alignment relative to field direction.
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