About this Study Set
This study set covers Electrical Engineering through
25 practice questions.
A collection of essential facts regarding electrical theory, components, and measurements. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 25 questions from the
Fundamentals of Electrical Engineering study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
What is the standard unit of measurement for electrical resistance?
-
A
Volt
-
B
Ampere
-
C
Ohm
-
D
Watt
2
Which law defines the relationship between voltage, current, and resistance?
-
A
Ohm's Law
-
B
Newton's Law
-
C
Faraday's Law
-
D
Kirchhoff's Law
3
Which material is most commonly used as a conductor in electrical wiring?
-
A
Plastic
-
B
Glass
-
C
Copper
-
D
Rubber
4
What does a capacitor store?
-
A
Magnetic fields
-
B
Electric charge
-
C
Current flow
-
D
Resistance
5
Which device is used to measure electrical current in a circuit?
-
A
Voltmeter
-
B
Ohmmeter
-
C
Ammeter
-
D
Oscilloscope
6
In a DC circuit, what does the abbreviation 'DC' stand for?
-
A
Direct Current
-
B
Digital Charge
-
C
Dual Connection
-
D
Dynamic Circuit
7
What is the primary function of a resistor in an electrical circuit?
-
A
Increase voltage
-
B
Store charge
-
C
Limit current flow
-
D
Generate power
8
Which of the following is an insulator?
-
A
Copper
-
B
Gold
-
C
Aluminum
-
D
Rubber
9
What does an LED stand for?
-
A
Light Emitting Diode
-
B
Light Electrical Device
-
C
Long Energy Duration
-
D
Line Electronic Data
10
What is the unit of electrical power?
-
A
Joule
-
B
Watt
-
C
Coulomb
-
D
Hertz
11
Which subatomic particle carries a negative charge?
-
A
Proton
-
B
Neutron
-
C
Electron
-
D
Ion
12
What is the standard unit of electrical potential difference?
-
A
Volt
-
B
Ampere
-
C
Ohm
-
D
Farad
13
In an AC circuit, what does 'AC' stand for?
-
A
Active Circuit
-
B
Alternating Current
-
C
Advanced Connection
-
D
Analog Charge
14
Which component is designed to break a circuit when current becomes too high?
-
A
Resistor
-
B
Capacitor
-
C
Fuse
-
D
Inductor
15
What is the frequency of standard electrical power in Australia?
-
A
50 Hz
-
B
60 Hz
-
C
100 Hz
-
D
120 Hz
16
What device increases or decreases AC voltage?
-
A
Generator
-
B
Transformer
-
C
Motor
-
D
Battery
17
What is the material that resists the flow of electricity called?
-
A
Conductor
-
B
Insulator
-
C
Semiconductor
-
D
Superconductor
18
Which law states that the current entering a junction equals the current leaving it?
-
A
Ohm's Law
-
B
Kirchhoff's Current Law
-
C
Faraday's Law
-
D
Ampere's Law
19
What represents the flow of electric charge?
-
A
Voltage
-
B
Current
-
C
Resistance
-
D
Power
20
Which component stores energy in a magnetic field?
-
A
Capacitor
-
B
Resistor
-
C
Inductor
-
D
Diode
21
What is the common term for a complete path through which electricity flows?
-
A
Circuit
-
B
Voltage
-
C
Resistance
-
D
Power
22
Which element is primarily used in the manufacturing of transistors?
-
A
Iron
-
B
Silicon
-
C
Oxygen
-
D
Gold
23
What instrument is used to visualize electrical signals over time?
-
A
Multimeter
-
B
Oscilloscope
-
C
Wattmeter
-
D
Ammeter
24
In electrical terms, what is 'potential difference' commonly referred to as?
-
A
Current
-
B
Resistance
-
C
Voltage
-
D
Inductance
25
Which of these is a unit of electrical energy consumption?
-
A
Kilowatt-hour
-
B
Volt-ampere
-
C
Ohm-meter
-
D
Henry
