Question 1

Total power dissipated in a series circuit equals source voltage multiplied by current.

Accepted Answer

A) True 
 B)False

Question 2

\[\text { Figure } 4 2 shorts in Figure 4-1, the total circuit power ________.

Accepted Answer

A) increases 
B) remains the same 
C) decreases 
D) depends upon the sourceVoltage 
A) increases 
B) remains the same 
C) decreases 
D) depends upon the sourceVoltage

Question 3

\[\text { Figure } 4 1=10$\mathrm { k } \Omega$, R2=10 $\mathrm { k } \Omega$  and  R3=15 $\mathrm { k } \Omega$

Accepted Answer

A)   24 V 
B)   16 V 
C)   56 V 
D)   112 V 
A)   24 V 
B)   16 V 
C)   56 V 
D)   112 V

Question 4

If five equal resistors dissipate a total of 10W in a series circuit, how much power does each resistor dissipate?

Accepted Answer

A) 50W 
B) 10W 
C) 2W 
D) 5W 
A) 50W 
B) 10W 
C) 2W 
D) 5W

Question 5

Calculating current for a series resistor circuit can be accomplishedW ith a measured voltage across one of the resistors divided by that resistorʹs value.

Accepted Answer

A) True 
 B)False

Question 6

If  4.7 $\mathrm { k } \Omega$
, 2.2 $\mathrm { k } \Omega$ and  1.2 $\mathrm { k } \Omega$  resistors are wired in series, the total resistance is  8.7 $\mathrm { k } \Omega \text {. }$

Accepted Answer

A) True 
 B)False

Question 7

\[\text { Figure } 4 R2 and  VR3 in Figure  4-1  if VR1=16V, R1=10  $\mathrm { k } \Omega$,  R2=10$\mathrm { k } \Omega$ and  R3=15 $\mathrm { k } \Omega$

Accepted Answer

A)   VR2=16 V, VR3=12 V 
B)   VR2=16 V, VR3=24 V 
C)   VR2=24 V, VR3=12 V 
D)   VR2=16 V,VR3=16 V 
A)   VR2=16 V, VR3=12 V 
B)   VR2=16 V, VR3=24 V 
C)   VR2=24 V, VR3=12 V 
D)   VR2=16 V,VR3=16 V

Question 8

If three  2.2  $\mathrm { k } \Omega$ resistors are connected in series across a  50 V source,  PT equals

Accepted Answer

A)   52.08 mW 
B)   402 mW 
C)   104.2 mW 
D)   379 mW 
A)   52.08 mW 
B)   402 mW 
C)   104.2 mW 
D)   379 mW

Question 9

\[\text { Figure } 4 1=16 V, R5=10  $\mathrm { k } \Omega$
  R2=10$\mathrm { k } \Omega$ and R3=15$\mathrm { k } \Omega$  in Figure  4-1 . If  R2  opens, then RT  is

Accepted Answer

A)  10 $\mathrm { k } \Omega$ 
B)  25 $k \Omega$ 
C)   0   
D)  infinite $\Omega$ 
A)  10 $\mathrm { k } \Omega$ 
B)  25 $k \Omega$ 
C)   0   
D)  infinite $\Omega$

Question 10

$$\text { Figure } 4 < 1$$
-If R2 opens in Figure 4-1, the total power dissipated ________.

Accepted Answer

A) increases to maximum 
B) will depend upon the sourceVoltage 
C) decreases to zero 
D) remains the same 
A) increases to maximum 
B) will depend upon the sourceVoltage 
C) decreases to zero 
D) remains the same

Question 11

-1.2 V,+5 V  and  +6 V  batteries are connected in series. The total voltage is

Accepted Answer

A)   9.8 V 
B)   1.3 V 
C)   12.2 V 
D)   1.2 V 
A)   9.8 V 
B)   1.3 V 
C)   12.2 V 
D)   1.2 V

Question 12

If a  4.7 $\mathrm { k } \Omega$, 5.6 $\mathrm { k } \Omega$  and  10$\mathrm { k } \Omega$  resistor are in series, which resistor drops the most voltage?

Accepted Answer

A)  the 10 $\mathrm { k } \Omega$ resistor 
B)  the  5.6$\mathrm { k } \Omega$
  resistor 
C)  the  4.7  $\mathrm { k \Omega }$ resistor 
D)  That can't be determined from the given information. 
A)  the 10 $\mathrm { k } \Omega$ resistor 
B)  the  5.6$\mathrm { k } \Omega$
  resistor 
C)  the  4.7  $\mathrm { k \Omega }$ resistor 
D)  That can't be determined from the given information.

Question 13

\[\text { Figure } 4 T = 100 V and all three resistors are each 47 kΩ

Accepted Answer

A) 23.6 mW 
B) 70.9 mW 
C) 22W 
D) 709 mW 
A) 23.6 mW 
B) 70.9 mW 
C) 22W 
D) 709 mW

Question 14

What is the total supply voltage if  16V   and  12V  sources are wired in series opposing?

Accepted Answer

A)   12 V 
B)   4 V 
C)   28 V 
D)   16 V 
A)   12 V 
B)   4 V 
C)   28 V 
D)   16 V

Question 15

Three resistors are connected in series across a  60 V source. If  VR1=19 V and  VR2=14.3 V , then what is the voltage drop across  R3  ?

Accepted Answer

A)   14.3 V 
B)   45.7 V 
C)   19 V 
D)   26.7V 
A)   14.3 V 
B)   45.7 V 
C)   19 V 
D)   26.7V

Question 16

Three 2 V cells in seriesW ith one in series-opposingW ould yield 2 V.

Accepted Answer

A) True 
 B)False

Question 17

Based upon electron current flow, the polarity on the side of the resistor Where current enters is ________. The polarity on the side of the resistor Where current exits is ________.

Accepted Answer

A) positive, positive 
B) positive, negative 
C) negative, positive 
D) negative, negative 
A) positive, positive 
B) positive, negative 
C) negative, positive 
D) negative, negative

Question 18

What is the easiest, most practical measurement performed during troubleshooting?

Accepted Answer

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

Question 19

\[\text { Figure } 4 2 and  R3  in Figure  4-1  if $\mathrm { R } 1 = 4.7 \mathrm { k } \Omega , \mathrm { VR } 1 = 10 \mathrm {~V} , \mathrm { R } _ { 2 } = 4.7$ $\mathrm { k } \Omega$ and R3=4.7 $\mathrm { k } \Omega$?

Accepted Answer

A)  $\mathrm { VR } 2 = 4.7 \mathrm {~V} , \mathrm { VR } 3 = 10 \mathrm {~V}$ 
B)  $\mathrm { V } _ { \mathrm { R } } = 10 \mathrm {~V} , \mathrm { VR } 3 = 4.7 \mathrm {~V}$ 
C)  $\mathrm { VR } 2 = 14.7 \mathrm {~V} , \mathrm { VR } 3 = 14.7 \mathrm {~V}$ 
D)  $\mathrm { V } _ { \mathrm { R } 2 } = 10 \mathrm {~V} , \mathrm {~V} _ { \mathrm { R } 3 } = 10 \mathrm {~V}$ 
A)  $\mathrm { VR } 2 = 4.7 \mathrm {~V} , \mathrm { VR } 3 = 10 \mathrm {~V}$ 
B)  $\mathrm { V } _ { \mathrm { R } } = 10 \mathrm {~V} , \mathrm { VR } 3 = 4.7 \mathrm {~V}$ 
C)  $\mathrm { VR } 2 = 14.7 \mathrm {~V} , \mathrm { VR } 3 = 14.7 \mathrm {~V}$ 
D)  $\mathrm { V } _ { \mathrm { R } 2 } = 10 \mathrm {~V} , \mathrm {~V} _ { \mathrm { R } 3 } = 10 \mathrm {~V}$

Question 20

The voltage drop across any resistor or combination of resistors in a series circuit equals:

Accepted Answer

A) the ratio of the resistanceV
Alues to the total resistance times the source Voltage. 
B) the product of the circuit current times the resistanceV
Alue. 
C) the appliedVoltage across the resistor (
A) . 
D) all of these. 
A) the ratio of the resistanceV
Alues to the total resistance times the source Voltage. 
B) the product of the circuit current times the resistanceV
Alue. 
C) the appliedVoltage across the resistor (
A) . 
D) all of these.

Total power dissipated in a series circuit equals source voltage multiplied by current.

$\text { Figure } 4 < 1 -If R<sub>2</sub> shorts in Figure 4-1, the total circuit power .$ $\text { Figure } 4 < 1$ -If R₂ shorts in Figure 4-1, the total circuit power .

If five equal resistors dissipate a total of 10W in a series circuit, how much power does each resistor dissipate?

Calculating current for a series resistor circuit can be accomplishedW ith a measured voltage across one of the resistors divided by that resistorʹs value.

If 4.7 $\mathrm { k } \Omega$ , 2.2 $\mathrm { k } \Omega$ and 1.2 $\mathrm { k } \Omega$ resistors are wired in series, the total resistance is 8.7 $\mathrm { k } \Omega \text {. }$

If three 2.2 $\mathrm { k } \Omega$ resistors are connected in series across a 50 V source, P_T equals

$\text { Figure } 4 < 1 -If R2 opens in Figure 4-1, the total power dissipated .$ $\text { Figure } 4 < 1$ -If R2 opens in Figure 4-1, the total power dissipated .

-1.2 V,+5 V and +6 V batteries are connected in series. The total voltage is

If a 4.7 $\mathrm { k } \Omega$ , 5.6 $\mathrm { k } \Omega$ and 10 $\mathrm { k } \Omega$ resistor are in series, which resistor drops the most voltage?

$\text { Figure } 4 < 1 -Calculate PT in Figure 4-1 if V<sub>T</sub> = 100 V and all three resistors are each 47 kΩ$ $\text { Figure } 4 < 1$ -Calculate PT in Figure 4-1 if V_T = 100 V and all three resistors are each 47 kΩ

What is the total supply voltage if 16V and 12V sources are wired in series opposing?

Three resistors are connected in series across a 60 V source. If V_R1=19 V and V_R2=14.3 V , then what is the voltage drop across R₃ ?

Three 2 V cells in seriesW ith one in series-opposingW ould yield 2 V.

Based upon electron current flow, the polarity on the side of the resistor Where current enters is . The polarity on the side of the resistor Where current exits is .

What is the easiest, most practical measurement performed during troubleshooting?

The voltage drop across any resistor or combination of resistors in a series circuit equals:

Quantities and Units

Voltage, Current, and Resistance

Ohms Law, Energy, and Power

Parallel Circuits

Series-Parallel Circuits

Magnetism and Electromagnetism

Introduction to Alternating Current and Voltage

Capacitors

Rc Circuits

Inductors

Rl Circuits

Rlc Circuits and Resonance

Time Response of Reactive Circuits

Transformers

Regulators, Filters, and Op-Amps

Understanding Transducers, Sensors, and Conversion in Industrial Processes

Filters

Exam 4: Series Circuits

Total power dissipated in a series circuit equals source voltage multiplied by current.

Figure 4<1\text { Figure } 4 < 1 Figure 4<1 -If R2 shorts in Figure 4-1, the total circuit power ________.

Figure 4<1\text { Figure } 4 < 1 Figure 4<1 -Calculate VT in Figure 4-1 if VR1=16 V, R1=10 kΩ\mathrm { k } \OmegakΩ , R2=10 kΩ\mathrm { k } \OmegakΩ and R3=15 kΩ\mathrm { k } \OmegakΩ

If five equal resistors dissipate a total of 10W in a series circuit, how much power does each resistor dissipate?

Calculating current for a series resistor circuit can be accomplishedW ith a measured voltage across one of the resistors divided by that resistorʹs value.

If 4.7 kΩ\mathrm { k } \OmegakΩ , 2.2 kΩ\mathrm { k } \OmegakΩ and 1.2 kΩ\mathrm { k } \OmegakΩ resistors are wired in series, the total resistance is 8.7 kΩ. \mathrm { k } \Omega \text {. }kΩ.

Figure 4<1\text { Figure } 4 < 1 Figure 4<1 -Calculate VR2 and VR3 in Figure 4-1 if VR1=16V, R1=10 kΩ\mathrm { k } \OmegakΩ , R2=10 kΩ\mathrm { k } \OmegakΩ and R3=15 kΩ\mathrm { k } \OmegakΩ

If three 2.2 kΩ\mathrm { k } \OmegakΩ resistors are connected in series across a 50 V source, PT equals

Figure 4<1\text { Figure } 4 < 1 Figure 4<1 -VR1=16 V, R5=10 kΩ\mathrm { k } \OmegakΩ R2=10 kΩ\mathrm { k } \OmegakΩ and R3=15 kΩ\mathrm { k } \OmegakΩ in Figure 4-1 . If R2 opens, then RT is

Figure 4<1\text { Figure } 4 < 1 Figure 4<1 -If R2 opens in Figure 4-1, the total power dissipated ________.

-1.2 V,+5 V and +6 V batteries are connected in series. The total voltage is

If a 4.7 kΩ\mathrm { k } \OmegakΩ , 5.6 kΩ\mathrm { k } \OmegakΩ and 10 kΩ\mathrm { k } \OmegakΩ resistor are in series, which resistor drops the most voltage?

Figure 4<1\text { Figure } 4 < 1 Figure 4<1 -Calculate PT in Figure 4-1 if VT = 100 V and all three resistors are each 47 kΩ

What is the total supply voltage if 16V and 12V sources are wired in series opposing?

Three resistors are connected in series across a 60 V source. If VR1=19 V and VR2=14.3 V , then what is the voltage drop across R3 ?

Three 2 V cells in seriesW ith one in series-opposingW ould yield 2 V.

Based upon electron current flow, the polarity on the side of the resistor Where current enters is ________. The polarity on the side of the resistor Where current exits is ________.

What is the easiest, most practical measurement performed during troubleshooting?

The voltage drop across any resistor or combination of resistors in a series circuit equals:

Quantities and Units

Voltage, Current, and Resistance

Ohms Law, Energy, and Power

Parallel Circuits

Series-Parallel Circuits

Magnetism and Electromagnetism

Introduction to Alternating Current and Voltage

Capacitors

Rc Circuits

Inductors

Rl Circuits

Rlc Circuits and Resonance

Time Response of Reactive Circuits

Transformers

Regulators, Filters, and Op-Amps

Understanding Transducers, Sensors, and Conversion in Industrial Processes

Filters

$\text { Figure } 4 < 1 -If R<sub>2</sub> shorts in Figure 4-1, the total circuit power .$ $\text { Figure } 4 < 1$ -If R₂ shorts in Figure 4-1, the total circuit power .

If 4.7 $\mathrm { k } \Omega$ , 2.2 $\mathrm { k } \Omega$ and 1.2 $\mathrm { k } \Omega$ resistors are wired in series, the total resistance is 8.7 $\mathrm { k } \Omega \text {. }$

If three 2.2 $\mathrm { k } \Omega$ resistors are connected in series across a 50 V source, P_T equals

$\text { Figure } 4 < 1 -If R2 opens in Figure 4-1, the total power dissipated .$ $\text { Figure } 4 < 1$ -If R2 opens in Figure 4-1, the total power dissipated .

If a 4.7 $\mathrm { k } \Omega$ , 5.6 $\mathrm { k } \Omega$ and 10 $\mathrm { k } \Omega$ resistor are in series, which resistor drops the most voltage?

$\text { Figure } 4 < 1 -Calculate PT in Figure 4-1 if V<sub>T</sub> = 100 V and all three resistors are each 47 kΩ$ $\text { Figure } 4 < 1$ -Calculate PT in Figure 4-1 if V_T = 100 V and all three resistors are each 47 kΩ

Three resistors are connected in series across a 60 V source. If V_R1=19 V and V_R2=14.3 V , then what is the voltage drop across R₃ ?

Based upon electron current flow, the polarity on the side of the resistor Where current enters is . The polarity on the side of the resistor Where current exits is .