Salman bin Abdulaziz University
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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