19)
So, as in the case of an inductor, the average power
sin(2
)
sin(2
)
0
2
2
m
m
m
m
C
i v
i v
P
t
t
ω
ω
=
=
=
since <sin (2wt)> = 0 over a complete cycle Thus, we see that in the case of an inductor, the current lags the voltage
by p/2 and in the case of a capacitor, the current leads the voltage by p/2 Example 7 3 A lamp is connected in series with a capacitor