Electrical Components and Symbols - JSS1 Basic technology Past Questions and Answers - page 2
11
What is the primary function of capacitors in electronic circuits?
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A
To store and release electrical energy
B
To regulate the flow of electric current
C
To amplify electrical signals
D
To act as a switch
12
Why are circuit symbols important in electrical diagrams?
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A
To confuse engineers
B
To provide detailed drawings of components
C
To represent electrical components and connections
D
To measure the temperature of components
13
Which component is represented by a zigzag line in circuit diagrams?
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A
Capacitor
B
Resistor
C
Diode
D
Transistor
14
What is the primary benefit of understanding circuit diagrams?
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A
Enhancing cooking skills
B
Predicting circuit behaviour
C
Learning gardening techniques
D
Improving painting techniques
15
What is the main purpose of practical application of circuit diagrams?
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A
To confuse students
B
To reinforce learning
C
To discourage problem solving
D
To measure the weight of components
16
What is the primary purpose of electrical components in electronic circuits?
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17
What do circuit symbols represent in electrical diagrams?
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18
Which component stores and releases electrical energy?
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19
What is the function of resistors in electrical circuits?
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20
What do circuit symbols provide in electrical diagrams?
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