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Physics
Physics
Problem
For a circuit that contains only a resistor of resistance
R
R
R
in series with a capacitor of capacitance
C
C
C
, what is the expression for the circuit’s time constant
τ
\tau
τ
? a)
0.693
R
C
0.693\,RC
0.693
R
C
b)
2
R
C
2\,RC
2
R
C
c)
R
C
RC
R
C
d)
0.37
R
C
0.37\,RC
0.37
R
C
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