Capacitors
AP Physics 2 · Flashcards · Recall
AP PHYSICS 2 · FLASHCARDS
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QUESTION
State the expression for energy stored in a capacitor with charge
Q
Q
Q
and voltage
V
V
V
.
QUESTION
What is the relationship between electric field
E
E
E
, voltage
V
V
V
, and plate separation
d
d
d
?
QUESTION
For a given
C
C
C
and
V
V
V
, how does energy change if
V
V
V
is doubled?
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ANSWER
Energy quadruples. Energy increases with the square of voltage.
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