test2v2 - 1 EE2120 TEST No 2.V2 March 7 2001 NAME(please...

1
EE2120 TEST No. 2.V2
March 7, 2001
NAME
(please print)
SSN
INSTRUCTIONS
Failure to follow these instructions may result in your work NOT being accepted for credit.
• DO NOT OPEN THIS TEST UNTIL THE INSTRUCTOR
TELLS YOU
• All work is individual. Concentrate on your own paper at all times
• STOP WORKING AS SOON AS THE INSTRUCTOR TELLS
YOU
• When instructed, walk to the front and leave your work on the instruc-
tor’s desk
• If you finish ahead of time, walk to the front and leave your work on the
instructor’s desk
• SHOW ALL YOUR WORK

Prepared by Dr. Jorge L. Aravena. Last revised on March 7, 2001 2
Problem 1(30 pts) For the circuit shown assume R = 5 k Ω , V
s
= 20 V, α = 0 . 4.
1. (5pts)Mark and label all the non reference nodes
2. (15pts)Write all the necessary equations to determine all the node voltages using the
node analysis approach.
3. (5pts)Compute all the node voltages
4. (5pts)Determine the power absorbed/supplied by the dependent source
+
-
- +
x
V
x
V a
s
V
R R
R 2

Prepared by Dr. Jorge L. Aravena. Last revised on March 7, 2001 3
Problem 2 (25pts) For the circuit in the figure, R = 5 k Ω , V
s
= 45 V, β = 0 .