Circuit Analysis Quiz 1

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ELECTRIC CIRCUIT ANALYSIS: QUIZ TEST 1

You have done well to get to this point, this your chance to test just how well you are doing. Remember that you set your pace, in your Open-Learning. You are advised to go through Lectures 1 ; 2 & 3 and do Exercises 1; 2 & 3 thoughroughly before attempting this quiz.
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Pointers on answering Quiz Test

Here are some pointers to answering this Quiz Test. Please read them carefully before attempting the questions.

    • Be honest to your self, After attempting all Questions click on the Submit button, to View your score and Model Answers. Due to the foregoing please attempt this quiz test Once.
    • This Quiz test is on Material covered thus far and as follows:
      • Single resistor voltage problems.
      • Single resistor resistance problems.
      • Single resistor power problems.
      • Series resistor problems.
      • Series resistor Voltage problems.
      • Parallel resistor problems.
      • Parallel resistor current problems.
    • Select the most correct answer of the four possible answers to each question.
    • A calculator is allowed.
    • Feel free to do work on a piece of paper.

Can't understand a specific Question?Click Here to ask for help.
Course Navigation: This page in this course
Lessons in Electric Circuit Analysis
Lesson #1:
Passive sign convention Isimple system icons app edit.png
Lesson #2:
Simple Resistive Circuits Isimple system icons app edit.png
Lesson #3:
Resistors in Series Isimple system icons app edit.png
Lesson #4:
Resistors in Parallel Isimple system icons app edit.png
Quiz Test:
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Lesson #5:
Kirchhoff's Voltage Law Isimple system icons app edit.png
Lesson #6:
Kirchhoff's Current Law Isimple system icons app edit.png
Lesson #6:
Nodal analysis Isimple system icons app edit.png
Lesson #6:
Mesh Analysis Isimple system icons app edit.png
Quiz Test:
Circuit Analysis Quiz 2 Crystal Clear app help index.svg
Home Laboratory:
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Quiz Test

1.

3 amps flow through a 1 Ohm resistor. What is the voltage?
(A) 1V.
(B) \frac{1}{3}V
(C) 3V.
(D) None of the above.

2.

Why do we say the "voltage across" or "the voltage with respect to?" Why can't we just say voltage?
(A) Voltage is a measure of Electric Potential difference between two electrical points.
(B) It's an Electrical Cliche'.
(C) The other point could be Negative or positive.
(D) None of the above.

3.

A resistor consumes 5 watts, and its current is 10 amps. What is its voltage?
(A) 10V.
(B) 0.5V.
(C) 2V.
(D) 15V.

4.

A resistor has 10 volts across it and 4 amps going through it. What is its resistance?
(A) 2.5Ω.
(B) 3.5Ω.
(C) 4.5Ω.
(D) None of the above.

5.

If you plot voltage vs. current in a circuit, and you get a linear line, what is the significance of the slope?
(A) Power.
(B) Discriminant.
(C) Resistance.
(D) None of the above.

6.

A resistor has 3 volts across it. Its resistance is 1.5 ohms. What is the current?
(A) 3A
(B) 12A
(C) 2A
(D) 1.5A

7.

A resistor has 8 volts across it and 3 Amps going through it. What is the power consumed?
(A) 24W
(B) 3W
(C) 8W
(D) 2.2W

8.

A resistor has a voltage of 5 volts and a resistance of 15 ohms. What is the power consumed?
(A) 1.67 Watts
(B) 11.67 Joules
(C) 2.5 Watts
(D) None of the above

9.

A resistor is on for 5 seconds. It consumes power at a rate of 5 watts. How many joules are used?
(A) 5 Joules
(B) 25 Joules
(C) 3 Joules
(D) None of the above

10.

A 1 ohm resistor has 5 volts DC across its terminals. What is the current (I) and the power consumed?
(A) I = 5A & P = 25W.
(B) I = 25A & P = 5W.
(C) I = 3A & P = 9W
(D) I = 9A & P = 3W.

11.

The voltage across two resistors in series is 10 volts. One resistor is twice as large as the other. What is the voltage across the larger resistor? What is the voltage across the smaller one?
(A) Vsmall − Resistor = 5V and VBig − Resistor = 5V.
(B) VBig − Resistor = 3.33V andVsmall − Resistor = 6.67V.
(C) VBig − Resistor = 6.67V and Vsmall − Resistor = 3.33V.
(D) None of the above.

12.

A 1 ohm, 2 ohm, and 3 ohm resistor are connected in series. What is the total resistance?
(A) RTotal = 2Ω.
(B) RTotal = 6Ω.
(C) RTotal = 3Ω.
(D) None of the above.

13.

Two identical resistors are connected in series. The voltage across both of them is 250 volts. What is the voltage across each one?
(A) R1 = 125V and R2 = 125V.
(B) R1 = 200V and R2 = 200V.
(C) R1 = 150V and R2 = 200V.
(D) None of the above.

14.

A 1 ohm, 2 ohm, and 3 ohm resistor are connected in parallel. What is the total resistance?
(A) \frac{6}{3}\Omega.
(B) \frac{3}{6}\Omega.
(C) \frac{11}{6}\Omega.
(D) \frac{6}{11}\Omega.

15.

A 5 ohm and a 2 ohm resistor are connected in parallel. What is the total resistance?
(A) \frac{10}{7}\Omega.
(B) \frac{7}{10}\Omega.
(C) \frac{10}{6}\Omega.
(D) \frac{6}{10}\Omega.

16.

A 7 ohm and a 3 ohm resistor are connected in parallel. What is the total resistance?
(A) \frac{10}{21}\Omega.
(B) \frac{21}{10}\Omega.
(C) \frac{11}{7}\Omega.
(D) \frac{7}{11}\Omega.

17.

Three 1 ohm resistors are connected in parallel. What is the total resistance?
(A) \frac{3}{2}\Omega.
(B) \frac{2}{3}\Omega.
(C) \frac{1}{3}\Omega.
(D) 3Ω.

18.

If you put an infinite number of resistors in parallel, what would the total resistance be?
(A) Rtotal would approach Zero as The No. of Resistors In parallel Approaches Infinity.
(B) Rtotal would approach 1 as The No. of Resistors In parallel Approaches Infinity
(C) It is not possible to connect that Number of Resistors in parallel.
(D) None of the above.

19.

What is the current through R1 and R2 in Diagram 1?

Circuit1.JPG
(A) I1 = 15A and I2 = 25A.
(B) I1 = 0.1A and I2 = 0.1667A.
(C) I1 = 1A and I2 = 1.667A.
(D) I1 = 10A and I2 = 16.67A.

20.

What is the current through R1, R2, R3, and R4 in Diagram 2?

Circuit3.PNG
(A) I1 = 10A; I2 = 50A; I3 = 33A; I4 = 25A..
(B) I1 = 1A; I2 = 5A; I3 = 3.3A; I4 = 2.5A.
(C) I1 = 0.25A; I2 = 0.33A; I3 = 0.5A; I4 = 0.1A.
(D) I1 = 1A; I2 = 0.5A; I3 = 0.33A; I4 = 0.25A.

21.

Two resistors are in parallel. How do their voltages compare?
(A) They both have the same voltage as the source.
(B) They both have half the voltage of the source.
(C) One has full voltage, the other has none.
(D) None of the above.

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