Question 1

Figure 7-6
-Given the circuit in Figure 7-6, calculate the output voltage.

Accepted Answer

A)  6.4 V 
B)  10.7 V 
C)  8.6 V 
D)  10 V 
A)  6.4 V 
B)  10.7 V 
C)  8.6 V 
D)  10 V C

Question 2

Parallel components in a series-parallel circuit may be in parallel with other individual components, or with other combinations of components.

Accepted Answer

A) True 
 B)False  True

Question 3

-A Wheatstone bridge can be used as a:

Accepted Answer

A)  precision ammeter 
B)  sensitive voltmeter 
C)  precision ohmmeter 
D)  voltage divider 
A)  precision ammeter 
B)  sensitive voltmeter 
C)  precision ohmmeter 
D)  voltage divider C

Question 4

A strain gauge

Accepted Answer

A)  is a transducer 
B)  can be used in Wheatstone bridge circuits. 
C)  can be extremely delicate 
D)  all of the above 
A)  is a transducer 
B)  can be used in Wheatstone bridge circuits. 
C)  can be extremely delicate 
D)  all of the above

Question 5

The total resistance of an R-2R ladder circuit equals:

Accepted Answer

A)  R × 2R 
B)  R 
C)  R + 2R 
D)  2R 
A)  R × 2R 
B)  R 
C)  R + 2R 
D)  2R

Question 6

Components or combinations of components with common currents, in a series-parallel circuit, are in:

Accepted Answer

A)  series with each other 
B)  either series or parallel with each other. 
C)  parallel with each other 
D)  none of the above 
A)  series with each other 
B)  either series or parallel with each other. 
C)  parallel with each other 
D)  none of the above

Question 7

Resistors normally short when they burn out.

Accepted Answer

A) True 
 B)False

Question 8

When R1 = 7 kΩ, R2 = 20 kΩ, R3 = 36 kΩ, and R4 = 45 kΩ. What is the total circuit resistance if R1 is in series with a parallel combination of R2, R3, and R4?

Accepted Answer

A)  108 kΩ 
B)  41 kΩ 
C)  4 kΩ 
D)  17 kΩ 
A)  108 kΩ 
B)  41 kΩ 
C)  4 kΩ 
D)  17 kΩ

Question 9

When analyzing series-parallel circuit currents, you should start with the current in the branch farthest from the source.

Accepted Answer

A) True 
 B)False

Question 10

Where can the voltage divider formula be useful in a series-parallel circuit?

Accepted Answer

A)  with a group of series-parallel connected resistors 
B)  with a group of series connected resistors 
C)  with a group of parallel connected resistors 
D)  with series-opposing power supplies 
A)  with a group of series-parallel connected resistors 
B)  with a group of series connected resistors 
C)  with a group of parallel connected resistors 
D)  with series-opposing power supplies

Question 11

Figure 7-1
-Given the circuit in Figure 7-1, which resistors are in parallel?

Accepted Answer

A)  R2 and R4 
B)  R1 and R3 
C)  R1 and R4 
D)  R2 and R3 
A)  R2 and R4 
B)  R1 and R3 
C)  R1 and R4 
D)  R2 and R3

Question 12

Observed voltages not being shared identify components in parallel in a series-parallel circuit.

Accepted Answer

A) True 
 B)False

Question 13

An R-2R ladder circuit is used for:

Accepted Answer

A)  analog-to-digital conversion 
B)  analog-to-analog conversion 
C)  digital-to-analog conversion 
D)  digital-to-digital conversion 
A)  analog-to-digital conversion 
B)  analog-to-analog conversion 
C)  digital-to-analog conversion 
D)  digital-to-digital conversion

Question 14

In a series-parallel circuit, individual component power dissipations are calculated using:

Accepted Answer

A)  a percent of the voltage division ratio squared. 
B)  individual component parameters. 
C)  a percent of the total power depending on resistor ratios. 
D)  total current squared multiplied by the resistor values. 
A)  a percent of the voltage division ratio squared. 
B)  individual component parameters. 
C)  a percent of the total power depending on resistor ratios. 
D)  total current squared multiplied by the resistor values.

Question 15

is often used to analyze multiple-source circuits.

Accepted Answer

A)  Kirchhoff's Law 
B)  Ohm's Law 
C)  Thevenin's Theorem 
D)  Superposition 
A)  Kirchhoff's Law 
B)  Ohm's Law 
C)  Thevenin's Theorem 
D)  Superposition

Question 16

When a Wheatstone bridge is balanced, the of resistance on one side of the bridge is equal to the
Of resistance on the other side of the bridge.

Accepted Answer

A)  average, product 
B)  ratio, ratio 
C)  product, sum 
D)  sum, difference 
A)  average, product 
B)  ratio, ratio 
C)  product, sum 
D)  sum, difference

Question 17

The first goal to accomplish in analyzing a complex series-parallel circuit is to:

Accepted Answer

A)  equate all parallel components 
B)  solve for all the voltage drops. 
C)  solve for the total current and resistance 
D)  equate all series components. 
A)  equate all parallel components 
B)  solve for all the voltage drops. 
C)  solve for the total current and resistance 
D)  equate all series components.

Question 18

Which of the following is needed to solve most resistive circuit analysis problems?

Accepted Answer

A)  the current divider formula 
B)  Ohm's law 
C)  the voltage divider formula 
D)  all of the above 
A)  the current divider formula 
B)  Ohm's law 
C)  the voltage divider formula 
D)  all of the above

Question 19

When analyzing a series-parallel circuit, the circuit should be:

Accepted Answer

A)  reduced down to find the total current first 
B)  reduced down to one series circuit. 
C)  reduced down to one parallel circuit 
D)  reduced down to find the total voltage first. 
A)  reduced down to find the total current first 
B)  reduced down to one series circuit. 
C)  reduced down to one parallel circuit 
D)  reduced down to find the total voltage first.

Question 20

-Given the circuit in Figure 7-4, calculate the current at Point A.

Accepted Answer

A)  0.67 A 
B)  2 A 
C)  0.8 A 
D)  1.2 A 
A)  0.67 A 
B)  2 A 
C)  0.8 A 
D)  1.2 A

Exam 7: Series-Parallel Circuits

Figure 7-6 -Given the circuit in Figure 7-6, calculate the output voltage.

Parallel components in a series-parallel circuit may be in parallel with other individual components, or with other combinations of components.

-A Wheatstone bridge can be used as a:

A strain gauge

The total resistance of an R-2R ladder circuit equals:

Components or combinations of components with common currents, in a series-parallel circuit, are in:

Resistors normally short when they burn out.

When R1 = 7 kΩ, R2 = 20 kΩ, R3 = 36 kΩ, and R4 = 45 kΩ. What is the total circuit resistance if R1 is in series with a parallel combination of R2, R3, and R4?

When analyzing series-parallel circuit currents, you should start with the current in the branch farthest from the source.

Where can the voltage divider formula be useful in a series-parallel circuit?

Figure 7-1 -Given the circuit in Figure 7-1, which resistors are in parallel?

Observed voltages not being shared identify components in parallel in a series-parallel circuit.

An R-2R ladder circuit is used for:

In a series-parallel circuit, individual component power dissipations are calculated using:

is often used to analyze multiple-source circuits.

When a Wheatstone bridge is balanced, the of resistance on one side of the bridge is equal to the Of resistance on the other side of the bridge.

The first goal to accomplish in analyzing a complex series-parallel circuit is to:

Which of the following is needed to solve most resistive circuit analysis problems?

When analyzing a series-parallel circuit, the circuit should be:

-Given the circuit in Figure 7-4, calculate the current at Point A.

Quantities and Units

Voltage, Current, and Resistance

Ohms Law

Energy and Power

Series Circuits

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Circuit Theorems and Conversions

Branch, Loop, and Node Analyses

Magnetism and Electromagnetism

Introduction to Alternating Current and Voltage

Capacitors

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Transformers

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Rlc Circuits and Resonance

Passive Filters

Circuit Theorems in Ac Analysis

Time Response of Reactive Circuits

Three-Phase Systems in Power Applications

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