Resistor–Capacitor (RC) Circuits
AP Physics 2 · Flashcards
AP PHYSICS 2 · FLASHCARDS
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QUESTION
State the unit of the time constant
τ
\tau
τ
in an RC circuit.
QUESTION
What is the charge on a capacitor at
t
=
0
t = 0
t
=
0
when charging begins?
QUESTION
Identify the initial current through a capacitor when discharging begins.
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ANSWER
V
0
R
\frac{V_0}{R}
R
V
0
. Same as charging current but in opposite direction.
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