College of Engineering
Department of Electrical Engineering
Level 4th / / جامعة سلمان بن عبد العزيز
كلية الهندسة
قسم الهندسة الكهربائية
المستوي الرابع
Name: / ID:
EE 2010
Fundamentals of Electric Circuits / HomeWork (5) Term1
Academic Year: 1435/1436H-2014/2015G
Answer the Following Questions:
1- For the circuit shown in Figure (1), find the impedance Zab in both polar and rectangular form.
Figure (1)
2- For the circuit shown in Figure (1), find the voltage vo if the current
ig = 200 cos 5000t mA.
Figure (2)
3- For the circuit shown in Figure (3), find the steady state expression for vo .
ig = 5 cos (800000t) A.
Figure (3)
4- Use source transformations to find the Thevenin equivalent circuit with respect to the terminals a, b for the circuit shown in Figure (4).
Figure (4)
5- Use source transformations to find the Norton equivalent circuit with respect to the terminals a, b for the circuit shown in Figure (5).
Figure (5)
6- Find the Norton equivalent circuit with respect to the terminals a, b for the circuit shown in Figure (6).
Figure (6)
7- Find the Thevenin equivalent circuit with respect to the terminals a, b for the circuit shown in Figure (7).
Figure (7)
8- For the circuit shown in Figure (8), use the node-voltage method to find vo.
Figure (8)
9- Use the node-voltage method to find vo in the circuit shown in Figure (9).
vg1= 10 cos (5000t + 53.13°) V vg2= 8 sin 5000t V
Figure (9)
10- Use the node-voltage method to find the branch currents ia and ib in the circuit shown in Figure (10).
va= 100 sin 10000t V vb= 500 cos 10000t V
Figure (10)
11- For the circuit shown in Figure (11), use the node-voltage method to find Io, and vo.
Figure (11)
12- Use the node-voltage method to find the voltage vo in the circuit shown in Figure (12).
Figure (12)
13- For the circuit shown in Figure (13), use the mesh-current method to find the steady state expression of the current io.
va= 8 cos 40000t V vb= 90 sin (40000t + 180°) V
Figure (13)
14- Use the node-voltage method to find vo, in the circuit shown in Figure (14).
vg= 72 cos 5000t V
Figure (14)
15- For the circuit shown in Figure (15), use the concept of voltage division to find the steady state expression of vo.
vg= 75 cos 5000t V
Figure (15)
16- For the circuit shown in Figure (16), use the concept of current division to find the steady state expression of io.
ig= 125 cos 500t mA
Figure (16)
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