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Standard XII
Physics
Resonance
The power fac...
Question
The power factor of L-C-R circuit at resonance is
A
0
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B
1
2
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C
1
√
2
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D
1
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E
−
1
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Solution
The correct option is
C
1
The power factor of L-C-R circuit at resonance is
1
1
.
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0
Similar questions
Q.
In L-C circuit power factor at resonance is:
Q.
In L-C-R circuit power factor at resonance is
Q.
The power factor is an L-C-R circuit at resonance is
Q.
In a series resonant L-C-R circuit, the voltage across R is 100 V and
R
=
1
k
Ω
with
C
=
2
μ
F
. The resonant frequency is 200
r
a
d
s
−
1
. At resonance the voltage across L is :
Q.
For series L-C-R circuit, resonant frequency is
ω
0
. At
ω
1
<
ω
0
, impedance of the circuit is
R
√
2
, then which of the following is correct about the phase difference between
i
and
V
at
ω
1
?
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