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Physics
Physics
Problem
For a certain series RLC circuit
R
=
30
Ω
R = 30\,\Omega
R
=
30
Ω
,
X
L
=
40
Ω
X_L = 40\,\Omega
X
L
=
40
Ω
and
X
C
=
10
Ω
X_C = 10\,\Omega
X
C
=
10
Ω
. The power factor of the circuit is a)
0.60
0.60
0.60
b)
1.00
1.00
1.00
c)
0.71
0.71
0.71
d)
0.52
0.52
0.52
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