OBJECTIVE
Understand the characteristics of a PermanentMagnet DC Motor
RESULTS
Using Excel, the speed and corresponding VB values were plotted to obtain the slope of the line which is
the motor constant Kb. Kb was found to be 0.0083 Voltsec/rad.
Knowing
ELEC275
Final Examination
Course
April 2012
Number
Principles of Electrical Engineering
ELEC 275
Examination
Date
Final Examination
April 17, 2012
Time
3 Hours
Instructor(s)
Dr. S.K.Das
Materials allowed:
Calculators allowed:
x
No
No
Yes
x
Section
Yes
No
Elec275
Final Examination
Course
Winter 2013
Number
Principles of Electrical Engineering
ELEC 275
Examination
Date
Final Examination
April 30 , 2013
Time
3 Hours
Instructor(s)
Dr. S.K.Das
Materials allowed:
Calculators allowed:
x
No
No
Yes
x
Section
Yes
Elec275: Final 2013 Solution
Elec275: Winter 2013 Final Exam Solution
1. (a)
For the timedomain circuit of Fig. 1, draw its phasor domain circuit. [Designate I1, I2,
and V as the phasors of i1(t), i2 (t), and v(t) respectively]. Draw this phasor circui
ELEC275/4:
Midterm Exam
February 2012
CONCODIA UNIVERSITY
Department of Electrical & Computer Engineering
ELEC275/4: Winter 2012
Midterm Exam
Date: February 29, 2012
Time: 90 Minutes.
Dr. S. K. Das
Answer all the questions.
_
1. (a)
(b)
Replace the circ
ELEC275/4
Midterm Exam
March 3, 2013.
CONCODIA UNIVERSITY
Department of Electrical & Computer Engineering
ELEC275/4: Winter 2013
Midterm Exam
Date: March 3, 2013.
Time: 75 Minutes.
Dr. S. K. Das
Answer all the questions.
_
Answer all the questions.
_
1.
ELEC275/4
Midterm Exam
March 3, 2013.
CONCODIA UNIVERSITY
Department of Electrical & Computer Engineering
ELEC275/4: Winter 2013
Midterm Exam
Date: March 3, 2013.
Time: 75 Minutes.
Dr. S. K. Das
Answer all the questions.
_
Answer all the questions.
_
1.
Elec275 Principles of Electrical Engineering (Final)
December 2010
SOLUTION
1. For the network shown in Figure 1 ,
(a) write the Mesh equations using R1, R2, R3, R4, ,vs1 and vs2.
[Use the mesh currents shown]
(b) For the component values R1=5 k, R2=10 k,
OBJECTIVES
1) Determine the equivalent resistance of a 5resistor seriesparallel network using theoretical
calculations and measured values, and compare results.
2) Verify both the Thevenin Equivalent Circuit Theorem and the Maximum Power Transfer Theore
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Elec 275 Principles of Electrical Engineering (Final)
Fall 2012
1. Fig.1 shows an ac circuit. The various component values are given by: vs(t) =
100 sin[(100)t], R1 = 500 ohms, R2 = 100 ohms, L = 1.014 H , C = 10 F.
i (t)
i (t)
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2
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1
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i
C
i
L
m1