Resistors, Capacitors, and Inductors 269
Parallel circuits
(10-44)
Series circuits
(10-45)
Resistance and inductance in series
(10-46)
(10-47)
Resistance and capacitance in series
(10-48)
(10-49)
Inductance and capacitance in series when XL is larger
than XC
(10-50)
Inductance and capacitance in series when XC is larger
than XL
(10-51)
Resistance, inductance, and capacitance in series
(10-52)
(10-53)
Resistance and inductance in parallel
(10-54)
Capacitance and resistance in parallel
(10-55)
Capacitance and inductance in parallel when XL is larger
than XC
(10-56)
Capacitance and inductance in parallel when XC is
larger than XL
(10-57)
Inductance, capacitance, and resistance in parallel
(10-58)
(10-59)
Inductance and series resistance in parallel with
resistance
(10-60)
(10-61)
Inductance and series resistance in parallel with
capacitance
(10-62)
(10-63)
Capacitance and series resistance in parallel with induc-
tance and series resistance
Z RX
R^2 +X^2
=----------------------
ZR^2 += X^2
ZR^2 += XL^2
T
XL
R
= atan----- -
ZR^2 += XC^2
T
XC
R
= atan------
ZXL–= XC
ZXC–= XL
ZR^2 += XL–XC^2
T
XL–XC
R
= atan-------------------
Z
RXL
R^2 +XL^2
=-------------------------
Z
RXC
R
2
XC
2
+
= -------------------------
Z
XLuXC
XL–XC
-------------------=
Z
XCuXL
XC–XL
-------------------=
Z
RXLXC
XL^2 XC^2 +R^2 XL–XC^2
= -------------------------------------------------------------
T
RX (^) L–XC
XLXC
= atan----------------------------
ZR 2
R 12 +XL^2
R 1 +R 22 +XL^2
= -----------------------------------------
T
R 2 XL
R 12 ++XL^2 R 1 R 2
= atan------------------------------------------
ZXC
R^2 +XL^2
R^2 + XL–XC^2
= ---------------------------------------
T
XL XC–XL –R^2
RXC
= atan------------------------------------------