Electrical Components and Their Functions
Interactive Video
•
Physics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a switch in an electrical circuit?
To store electrical energy
To convert electrical energy to mechanical energy
To measure electrical parameters
To connect or disconnect the conducting path
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component is used as a reference point for measuring voltages in a circuit?
Capacitor
Inductor
Ground or Earth
Diode
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of a transformer in an electrical circuit?
To measure resistance
To amplify electronic signals
To store energy in a magnetic field
To transfer electrical energy between circuits
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component only allows current to flow in one direction?
Resistor
Capacitor
Diode
Transistor
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a capacitor?
To measure voltage
To amplify electronic signals
To convert electrical energy to mechanical energy
To store electrical energy in an electric field
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of a transistor in electronic circuits?
To convert electrical energy to mechanical energy
To amplify or switch electronic signals
To store chemical energy
To measure electrical parameters
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which device is commonly used for switching and amplifying electronic signals?
Inductor
MOSFET
Resistor
Diode
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