Test Bank to Accompany Electric Circuits,Kang

Chapter 10

Analysis of Phasor-Transformed Circuits

Test Bank

10.1 Use voltage divider rule to find Vo in the circuit shown below.
R1 L1

7 ohm j12
+


R2 R3
35 ohm 53 ohm
Vs
205/_30 V Vo
L2 L3
j15 j25



-



0


10.2 Use current divider rule to find I1, I2, and Vo in the circuit shown below.


I1 + I2


R1 R2
28 ohm 36 ohm
Is
Vo
15/_60 A L
j17
C
-j27
-



0

10.3 Use nodal analysis to find Vo in the circuit shown below.
R1

5 ohm
+


R3
Vs 28 ohm
265/_20 V R2
35 ohm Vo C
L -j33
j22



-



0




1
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,10.4 Use nodal analysis to find Vo in the circuit shown below.
R1 R3

9 ohm 12 ohm
+



Vs
+
275/_36 V R2 0.3 Vo
27 ohm Vo C -
-j37




-



0

10.5 Use nodal analysis to find V1 and V2 in the circuit shown below.
L V1 C V2

j12 -j9




Vs
75/_0 V R1 R2
15 ohm 22 ohm




0


10.6 Use nodal analysis to find V1 and V2 in the circuit shown below.
V1 C1 V2

-j8




Is
R1 0.1 V1 R2
20/_0 A 16 ohm 24 ohm C2
-j12




0




2
© 2018 Cengage Learning®. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part.

,10.7 Use mesh analysis to find mesh currents I1, I2 and voltages V1, V2 in the circuit shown
below.
R1 L1 V1 R3 V2

7 ohm j8 9 ohm

I1 I2

Vs
65/_0 V R2 L2
5 ohm j6




0


10.8 Use mesh analysis to find mesh currents I1, I2, I3 and voltages V1, V2 in the circuit shown
below.
R1

6 ohm
I1




C V1 L V2

j5
-j8

I2 I3


Vs R2 Is
45/_0 V 5 ohm
6/_0 A




0


10.9 Use mesh analysis to find mesh currents I1, I2, I3 and voltages V1, V2 in the circuit shown
below.




3
© 2018 Cengage Learning®. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part.

, R1 L

j6
3 ohm
I1




R2 V1 V2

5 ohm
0.2 V1
I2 I3


Vs
53/_0 V R3 C
7 ohm -j8




0


10.10 Use mesh analysis to find mesh currents I1, I2, I3 and voltages V1, V2 in the circuit shown
below.
R1 L

j8
3 ohm
I1 I2


R2
6 ohm




Vs V1 V2
83/_0 V


0.6 V1
I3



R3 C
4 ohm -j5




0


10.11 Find the Thévenin equivalent voltage Vth and the Thévenin equivalent impedance Zth
between the terminals a and b for the circuit shown below.



4
© 2018 Cengage Learning®. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part.