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Physics
Physics
Problem
In a series
R
L
C
RLC
R
L
C
circuit, the current is found to lead the applied voltage by
45
∘
45^{\circ}
4
5
∘
. Which of the following conditions must hold among the circuit reactances and resistance? a)
X
L
−
X
C
=
R
X_L - X_C = R
X
L
−
X
C
=
R
b)
X
L
+
X
C
=
R
X_L + X_C = R
X
L
+
X
C
=
R
c)
X
L
−
X
C
=
−
R
X_L - X_C = -R
X
L
−
X
C
=
−
R
d)
X
L
=
X
C
X_L = X_C
X
L
=
X
C
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