Question 1

A circuit that has only one path for current flow is a _____ circuit.

Accepted Answer

A)  series 
B)  parallel 
A)  series 
B)  parallel A

Question 2

In a series circuit, the sum of the voltage drops is _____ the applied voltage.

Accepted Answer

A)  greater than 
B)  less than 
C)  equal to 
D)  unrelated to 
A)  greater than 
B)  less than 
C)  equal to 
D)  unrelated to C

Question 3

A two-resistor series circuit has an applied voltage of 100 V. The voltage across one of the resistors is 40 V. What is the voltage across the other resistor?

Accepted Answer

A)  0.4 V 
B)  2.5 V 
C)  60 V 
D)  140 V 
A)  0.4 V 
B)  2.5 V 
C)  60 V 
D)  140 V C

Question 4

To symbolize a ground point made by physically driving an object such as a rod or pipe into the ground,  a(n) _____ ground symbol is used.

Accepted Answer

A)  chassis 
B)  circuit 
C)  earth 
D)  supply 
A)  chassis 
B)  circuit 
C)  earth 
D)  supply

Question 5

A three-resistor circuit has a total power of 25 W. Two of the resistors dissipate 10 W and 5 W, respectively. How much power does the third resistor dissipate?

Accepted Answer

A)  25 W 
B)  10 W 
C)  2 W 
D)  15 W 
A)  25 W 
B)  10 W 
C)  2 W 
D)  15 W

Question 6

A point that is used as a common connection for other parts of a circuit not actually driven into the ground is called a _____ ground.

Accepted Answer

A)  chassis 
B)  circuit 
C)  ground 
D)  supply 
A)  chassis 
B)  circuit 
C)  ground 
D)  supply

Question 7

The total power in a circuit is equal to the sum of the _____ used by all parts.

Accepted Answer

The answer of The total power in a circuit is...

Question 8

What force pushes the electrons through a resistance in a circuit?

Accepted Answer

A)  voltage 
B)  inductance 
C)  potential 
D)  current 
A)  voltage 
B)  inductance 
C)  potential 
D)  current

Question 9

If a series circuit has resistor values of 27 Ω, 56 Ω , and 82 Ω , the total resistance is _______________ Ω .

Accepted Answer

The answer of If a series circuit has resistor values...

Question 10

By observing the direction of current flow through the circuit, v oltage _____ can be determined .

Accepted Answer

A)  drop 
B)  polarity 
A)  drop 
B)  polarity

Question 11

What device is designed to open and disconnect a circuit in the event of excessive current?

Accepted Answer

A)  fuse 
B)  power supply 
C)  wire 
D)  potentiometer 
A)  fuse 
B)  power supply 
C)  wire 
D)  potentiometer

Question 12

A voltage _____ is used to provide different voltages between certain points in a circuit.

Accepted Answer

A)  doubler 
B)  multiplier 
C)  scalar 
D)  divider 
A)  doubler 
B)  multiplier 
C)  scalar 
D)  divider

Question 13

A series circuit has a total resistance of 240 Ω and a current flow of 4 A. What is the applied voltage?

Accepted Answer

A)  244 V 
B)  60 V 
C)  0.0167 V 
D)  960 V 
A)  244 V 
B)  60 V 
C)  0.0167 V 
D)  960 V

Question 14

The amount of _____ across a resistor is proportional to its resistance.

Accepted Answer

A)  voltage drop 
B)  voltage rise 
C)  current drop 
D)  current rise 
A)  voltage drop 
B)  voltage rise 
C)  current drop 
D)  current rise

Question 15

A series circuit has two resistors that dissipate 10 W and 15 W, respectively. What is the total power dissipation of the circuit?

Accepted Answer

A)  10 W 
B)  5 W 
C)  25 W 
D)  15 W 
A)  10 W 
B)  5 W 
C)  25 W 
D)  15 W

Question 16

A voltage that is positive with respect to ground is  a(n) _____ voltage.

Accepted Answer

A)  above-ground 
B)  below-ground 
A)  above-ground 
B)  below-ground

Question 17

What is the applied voltage in a series circuit with two resistors (25 V and 60 V, respectively)?

Accepted Answer

A)  35 V 
B)  85 V 
C)  25 V 
D)  60 V 
A)  35 V 
B)  85 V 
C)  25 V 
D)  60 V

Question 18

Which of the following formulas is the general voltage divider formula?

Accepted Answer

A)  $ E_{X}=I_{T} \times R_{T} $ 
B)  $ E_{X}=\left(\frac{E_{T}}{R_{T}}\right) R_{X} $ 
C)  $ E_{X}=\left(\frac{R_{X}}{R_{T}}\right) E_{T} $ 
D)  $ I_{T}=\left(\frac{E_{T}}{R_{T}}\right) $ 
A)  $ E_{X}=I_{T} \times R_{T} $ 
B)  $ E_{X}=\left(\frac{E_{T}}{R_{T}}\right) R_{X} $ 
C)  $ E_{X}=\left(\frac{R_{X}}{R_{T}}\right) E_{T} $ 
D)  $ I_{T}=\left(\frac{E_{T}}{R_{T}}\right) $

Question 19

When a circuit has only one path, the _____ is the same at any point.

Accepted Answer

A)  voltage 
B)  current 
C)  power 
D)  resistance 
A)  voltage 
B)  current 
C)  power 
D)  resistance

Question 20

A series circuit has a total resistance of 180 Ω and an applied voltage of 120 V. What is the current flow?

Accepted Answer

A)  300 A 
B)  1.5 A 
C)  60 A 
D)  0.667 A 
A)  300 A 
B)  1.5 A 
C)  60 A 
D)  0.667 A

Exam 6: Series Circuits

A circuit that has only one path for current flow is a _____ circuit.

In a series circuit, the sum of the voltage drops is _____ the applied voltage.

A two-resistor series circuit has an applied voltage of 100 V. The voltage across one of the resistors is 40 V. What is the voltage across the other resistor?

To symbolize a ground point made by physically driving an object such as a rod or pipe into the ground, a(n) _____ ground symbol is used.

A three-resistor circuit has a total power of 25 W. Two of the resistors dissipate 10 W and 5 W, respectively. How much power does the third resistor dissipate?

A point that is used as a common connection for other parts of a circuit not actually driven into the ground is called a _____ ground.

The total power in a circuit is equal to the sum of the _____ used by all parts.

What force pushes the electrons through a resistance in a circuit?

If a series circuit has resistor values of 27 Ω, 56 Ω , and 82 Ω , the total resistance is _______________ Ω .

By observing the direction of current flow through the circuit, v oltage _____ can be determined .

What device is designed to open and disconnect a circuit in the event of excessive current?

A voltage _____ is used to provide different voltages between certain points in a circuit.

A series circuit has a total resistance of 240 Ω and a current flow of 4 A. What is the applied voltage?

The amount of _____ across a resistor is proportional to its resistance.

A series circuit has two resistors that dissipate 10 W and 15 W, respectively. What is the total power dissipation of the circuit?

A voltage that is positive with respect to ground is a(n) _____ voltage.

What is the applied voltage in a series circuit with two resistors (25 V and 60 V, respectively)?

Which of the following formulas is the general voltage divider formula?

When a circuit has only one path, the _____ is the same at any point.

A series circuit has a total resistance of 180 Ω and an applied voltage of 120 V. What is the current flow?

Atomic Structure

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Kirchhoffs Law, Thevenins and Nortons Theorems

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Using Wire Tables and Determining Conductor Sizes

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Basic Trigonometry and Vectors

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Inductance in Alternating Current Circuits

Resistive-Inductive Series Circuits

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Capacitors

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