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Physics
Physics
Problem
A series circuit has
R
=
20
Ω
R = 20\,\Omega
R
=
20
Ω
,
L
=
0.10
H
L = 0.10\,\text{H}
L
=
0.10
H
and
C
=
50
μ
F
C = 50\,\mu\text{F}
C
=
50
μ
F
. It is connected to an AC source of
V
rms
=
120
V
V_{\text{rms}} = 120\,\text{V}
V
rms
=
120
V
at
f
=
50
Hz
f = 50\,\text{Hz}
f
=
50
Hz
. The rms current in the circuit is closest to a)
6.0
A
6.0\,\text{A}
6.0
A
b)
3.7
A
3.7\,\text{A}
3.7
A
c)
3.2
A
3.2\,\text{A}
3.2
A
d)
4.5
A
4.5\,\text{A}
4.5
A
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