by alex
Electricity powers our lives, from the smallest gadgets to the largest industrial machines. This quiz will test your knowledge on various electrical concepts, components, and principles. Whether you’re an aspiring electrician, a seasoned engineer, or just curious about how electricity works, this quiz is designed to challenge and educate you. Good luck, and may your answers be as precise as a well-calibrated voltmeter!
We recommend that you do not leave the page that you are taking this quiz in. Stay honest 🙂
Electrical Quiz Questions Overview
1. What is the unit of electrical resistance?
Ohm
Volt
Ampere
Watt
2. Which of the following is a conductor of electricity?
Rubber
Glass
Copper
Wood
3. What is the primary function of a transformer?
To convert AC to DC
To step up or step down voltage
To store electrical energy
To measure electrical current
4. Which law states that the current through a conductor between two points is directly proportional to the voltage across the two points?
Ohm’s Law
Faraday’s Law
Kirchhoff’s Law
Newton’s Law
5. What does AC stand for in electrical terms?
Alternating Current
Active Current
Analog Current
Amperage Current
6. Which device is used to measure electric current?
Voltmeter
Ammeter
Ohmmeter
Thermometer
7. What is the purpose of a circuit breaker?
To convert AC to DC
To break the circuit when there is an overload
To measure voltage
To store electrical energy
8. What is the SI unit of electric charge?
Coulomb
Farad
Henry
Tesla
9. Which component is used to store electrical energy in an electric field?
Resistor
Capacitor
Inductor
Diode
10. What is the main purpose of a diode in an electrical circuit?
To amplify signals
To store energy
To convert AC to DC
To regulate voltage
We recommend that you do not leave the page that you are taking this quiz in. Stay honest 🙂
