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kummidi kurma angku iruku vaadu, Exercises of Agricultural Mathematics

enna eethoo aanaal angku ondum miku iruvadu

Typology: Exercises

Pre 2010

Uploaded on 10/25/2023

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ELEC2501 FALL 2022
CARLETON UNIVERSITY
MIDTERM EXAMINATION
Oct 21, 2022, 7:45 pm - 9:00 pm
Duration: 75 minutes
Department name and course number: Electronics, ELEC 2501 A,B,C
Course Instructor(s): C. Kupchak, R. Gauthier
AUTHORIZED MEMORANDA:
Scientific Calculator
No personal notes
No personal communication, electronic or otherwise
No internet usage
This document is copyright protected. It MAY NOT be distributed, transmitted or removed in any
form. Doing so constitutes a copyright violation.
The exam consists of 12 multiple choice questions and 2 long answer questions. For the multiple
choice section, clearly circle your answer directly on this exam paper. For the long answer
questions, please write your solutions directly on these exam pages, this will help with grading.
Please clearly write your name and student number on each page of this examination booklet. Last
page is left blank and may be used for rough work, this page is not graded.
Maximum marks for the exam is 32, with 12 marks maximum from the multiple choice and 10
marks for each of the two longer questions.
The solution must be clearly indicated. Multiple solutions or solutions that are not clearly
identified will be marked incorrect. Clearly state all assumptions made. Clearly indicate the units
for all final answers. Clearly indicate axis/units for any graphs. For long answer questions,
show your work otherwise no marks may be granted.
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ELEC2501 FALL 2022

CARLETON UNIVERSITY

MIDTERM EXAMINATION

Oct 21, 2022 , 7:45 pm - 9 :00 pm

Duration: 75 minutes Department name and course number: Electronics, ELEC 2501 A,B,C Course Instructor(s): C. Kupchak, R. Gauthier AUTHORIZED MEMORANDA:

  • Scientific Calculator
  • No personal notes
  • No personal communication, electronic or otherwise
  • No internet usage This document is copyright protected. It MAY NOT be distributed, transmitted or removed in any form. Doing so constitutes a copyright violation. The exam consists of 12 multiple choice questions and 2 long answer questions. For the multiple choice section, clearly circle your answer directly on this exam paper. For the long answer questions, please write your solutions directly on these exam pages, this will help with grading. Please clearly write your name and student number on each page of this examination booklet. Last page is left blank and may be used for rough work, this page is not graded. Maximum marks for the exam is 32 , with 12 marks maximum from the multiple choice and 10 marks for each of the two longer questions. The solution must be clearly indicated. Multiple solutions or solutions that are not clearly identified will be marked incorrect. Clearly state all assumptions made. Clearly indicate the units for all final answers. Clearly indicate axis/units for any graphs. For long answer questions, show your work otherwise no marks may be granted.

Multiple Choice Questions

Circle answer directly on exam paper (1 point each)

  1. The voltage measured across an open circuit is always equal to zero? a) True b) False
  2. For the periodic current shown, find the average current 𝐼𝑎𝑣𝑔 a) − 5 𝑚𝐴 b) − 1 𝑚𝐴 c) − 1. 25 𝑚𝐴 d) 0 𝑚𝐴
  3. For the periodic current in Question 2, find the root mean square current 𝐼𝑟𝑚𝑠 a) 5. 9 𝑚𝐴 b) 5 𝑚𝐴 c) 3. 8 𝑚𝐴 d) 11.1 mA
  1. Find the equivalent Resistance 𝑅𝐴𝐵 a) 1. 5 𝑘𝛺 b) 3 𝑘𝛺 c) 6 𝑘𝛺 d) 9 𝑘𝛺
  2. Find the equivalent capacitance 𝐶𝐴𝐵 a) 6 𝜇𝐹 b) 10. 9 𝜇𝐹 c) 10. 6 𝜇𝐹 d) 4 𝜇𝐹
  1. Find the equivalent Inductance 𝐿𝐴𝐵 a) 𝐿𝐴𝐵 = 𝐿 1 + 𝐿 2 + 𝐿 3 + 𝐿 4 b) 𝐿𝐴𝐵 = ( 1 𝐿 1

1 𝐿 4

− 1

  • 𝐿 2 + +𝐿 3 c) 𝐿𝐴𝐵 = 𝐿 1 + ( 1 𝐿 2

1 𝐿 3

− 1

  • 𝐿 4 d) 𝐿𝐴𝐵 = ( 1 𝐿 1

1 𝐿 2

1 𝐿 4

− 1 +𝐿 3

  1. A Norton equivalent circuit with no load attached will dissipate power? a) True b) False

Long Answer Questions

  1. Analyze the circuit below and answer questions a) through g) on the exam paper. (10 points) a) Calculate 𝑉𝑥 (1 point) b) How many distinct nodes are there in circuit? (1 point) c) How many distinct currents? (1 point)

d) Find the current 𝐼 (2 points) e) Calculate 𝑉𝐴𝐵 = 𝑉𝐴 − 𝑉𝐵 (2 points) f) Find the power dissipated in the 5 𝑘𝛺 resistor (2 points) g) Find the voltage across the 10 𝑚𝐴 source (1 point)

In the above circuit with the current specified, answer the following d) Write a loop equation that could be used to find 𝐼. Clearly mark the current loops chosen on the diagram (2 marks)

e) With 𝑅𝐿 = 3 𝑘𝛺 as the load resistor as shown in the circuit below, find the Norton equivalent circuit (3 Points)