Question 1

Convert 120 mW to W.

Accepted Answer

A)  0.00012 W 
B)  0.12 W 
C)  1,200 W 
D)  120,000 W 
A)  0.00012 W 
B)  0.12 W 
C)  1,200 W 
D)  120,000 W

Question 2

Kilo equals 1,000 times the base unit.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following metric prefixes is NOT commonly used in electronics work?

Accepted Answer

A)  pico 
B)  micro 
C)  kilo 
D)  milli 
E)  tera 
A)  pico 
B)  micro 
C)  kilo 
D)  milli 
E)  tera

Question 4

Convert the following:
-4.7 kΩ =

Accepted Answer

A)  4.7 × 10-4 Ω 
B)  4.7 × 10-3 Ω 
C)  4.7 × 103 Ω 
D)  47 × 10-3 Ω 
A)  4.7 × 10-4 Ω 
B)  4.7 × 10-3 Ω 
C)  4.7 × 103 Ω 
D)  47 × 10-3 Ω

Question 5

Multiply 99.2 × 10-6)48 × 101) = , .

Accepted Answer

A)  476 × 10-3, 47.6 micro 
B)  4.76 × 10-2, 47.6 nano 
C)  4.76 × 10-2, 47.6 milli 
D)  4.76 × 10-4, 47.6 milli 
A)  476 × 10-3, 47.6 micro 
B)  4.76 × 10-2, 47.6 nano 
C)  4.76 × 10-2, 47.6 milli 
D)  4.76 × 10-4, 47.6 milli

Question 6

980 microvolts =

Accepted Answer

A)  980 × 10-3 V 
B)  98 × 103 V 
C)  9.80 millivolts 
D)  both A and C 
E)  none of the above 
A)  980 × 10-3 V 
B)  98 × 103 V 
C)  9.80 millivolts 
D)  both A and C 
E)  none of the above

Question 7

Convert 6.8 × 10-5 W to the closest standard metric prefix.

Accepted Answer

A)  0.68 µW 
B)  68 µW 
C)  680 µW 
D)  6.8 µW 
A)  0.68 µW 
B)  68 µW 
C)  680 µW 
D)  6.8 µW

Question 8

An electronic device which stores an electric charge is known as an inductor.

Accepted Answer

A) True 
 B)False

Question 9

The shortcut symbol for Ohms is:

Accepted Answer

A)  Ω 
B)   . 
C)  α 
D)  6 
A)  Ω 
B)   . 
C)  α 
D)  6

Question 10

Express the number 10,000 in proper scientific notation.

Accepted Answer

A)  1.0 × 104 
B)  1.0 × 103 
C)  10.0 × 103 
D)  100.0 × 102 
A)  1.0 × 104 
B)  1.0 × 103 
C)  10.0 × 103 
D)  100.0 × 102

Question 11

Siemens is a unit for:

Accepted Answer

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

Question 12

Convert 4.7 mA to amperes.

Accepted Answer

A)  0.0047 A 
B)  47,000 A 
C)  4,700 A 
D)  0.00047 A 
A)  0.0047 A 
B)  47,000 A 
C)  4,700 A 
D)  0.00047 A

Question 13

Add 430 × 106) + 9.75 × 108) = , .

Accepted Answer

A)  1.4 × 109, 1.4 Giga 
B)  14 × 109, 1.4 Giga 
C)  1.4 × 109, 1.4 Mega 
D)  14 × 109, 1.4 Giga. 
A)  1.4 × 109, 1.4 Giga 
B)  14 × 109, 1.4 Giga 
C)  1.4 × 109, 1.4 Mega 
D)  14 × 109, 1.4 Giga.

Question 14

The unit of measurement for resistance is the:

Accepted Answer

A)  Volt 
B)  Ohm 
C)  Ampere 
D)  Watt 
A)  Volt 
B)  Ohm 
C)  Ampere 
D)  Watt

Question 15

Inductors store energy in an electrostatic field.

Accepted Answer

A) True 
 B)False

Question 16

Subtract 3462 × 100) - 2.22 × 102) = , .

Accepted Answer

A)  3.24 × 102, 3.24 kilo 
B)  3.24 × 103, 3.24 milli 
C)  3.24 × 104, 3.24 kilo 
D)  3.24 × 103, 3.24 kilo 
A)  3.24 × 102, 3.24 kilo 
B)  3.24 × 103, 3.24 milli 
C)  3.24 × 104, 3.24 kilo 
D)  3.24 × 103, 3.24 kilo

Question 17

Express 0.004730 = , .

Accepted Answer

A)  4.73 × 10-6, 4.73 micro 
B)  M473 × 103, .473 milli 
C)  4.73 × 10-3, 4.73 milli 
D)  473 × 10-3, 4.73 milli 
A)  4.73 × 10-6, 4.73 micro 
B)  M473 × 103, .473 milli 
C)  4.73 × 10-3, 4.73 milli 
D)  473 × 10-3, 4.73 milli

Question 18

Divide 65 × 10-3) =
2.3 × 102)

Accepted Answer

A)  2.83 × 10-3, 283 micro 
B)  2.83 × 10-2, 283 micro 
C)  2.83 × 10-5, 283 micro 
D)  2.83 × 10-4, 283 micro 
A)  2.83 × 10-3, 283 micro 
B)  2.83 × 10-2, 283 micro 
C)  2.83 × 10-5, 283 micro 
D)  2.83 × 10-4, 283 micro

Question 19

The symbol for voltage is:

Accepted Answer

A)  C 
B)  V 
C)  R 
D)  A 
A)  C 
B)  V 
C)  R 
D)  A

Question 20

Convert 10,000 ohms to kΩ.

Accepted Answer

A)  10 kΩ 
B)  1 kΩ 
C)  100 kΩ 
D)  1000 kΩ 
A)  10 kΩ 
B)  1 kΩ 
C)  100 kΩ 
D)  1000 kΩ

Exam 1: Quantities and Units

Convert 120 mW to W.

Kilo equals 1,000 times the base unit.

Which of the following metric prefixes is NOT commonly used in electronics work?

Convert the following: -4.7 kΩ =

Multiply 99.2 × 10-6)48 × 101) = , .

980 microvolts =

Convert 6.8 × 10-5 W to the closest standard metric prefix.

An electronic device which stores an electric charge is known as an inductor.

The shortcut symbol for Ohms is:

Express the number 10,000 in proper scientific notation.

Siemens is a unit for:

Convert 4.7 mA to amperes.

Add 430 × 106) + 9.75 × 108) = , .

The unit of measurement for resistance is the:

Inductors store energy in an electrostatic field.

Subtract 3462 × 100) - 2.22 × 102) = , .

Express 0.004730 = , .

Divide 65 × 10-3) = 2.3 × 102)

The symbol for voltage is:

Convert 10,000 ohms to kΩ.

Voltage, Current, and Resistance

Ohms Law

Energy and Power

Series Circuits

Parallel Circuits

Series-Parallel Circuits

Circuit Theorems and Conversions

Branch, Loop, and Node Analyses

Magnetism and Electromagnetism

Introduction to Alternating Current and Voltage

Capacitors

Inductors

Transformers

Rc Circuits

Rl Circuits

Rlc Circuits and Resonance

Passive Filters

Circuit Theorems in Ac Analysis

Time Response of Reactive Circuits

Three-Phase Systems in Power Applications

Filters