Electrical Components and Symbols - JSS1 Basic technology Past Questions and Answers - page 1
What is the primary purpose of electrical components in electronic circuits?
To provide mechanical support
To regulate the flow of electric current
To generate heat
To store light energy
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What do circuit symbols represent in electrical diagrams?
Physical size of components
Temperature of components
Electrical properties of components
Weight of components
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Which component stores and releases electrical energy?
Resistor
Capacitor
Diode
Transistor
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What is the function of resistors in electrical circuits?
To store electrical energy
To regulate the flow of electric current
To amplify electrical signals
To act as a switch
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What do circuit symbols provide in electrical diagrams?
Detailed drawings of components
A standardised way to convey circuit information
Physical dimensions of components
Colour codes for components
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Which of the following is NOT a function of electrical components?
Regulating electric current
Generating light energy
Storing electrical energy
Amplifying electrical signals
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What is the purpose of circuit diagrams?
To provide a detailed description of components
To visualise the physical size of components
To represent electrical connections and components
To measure the weight of components
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Which component regulates the flow of electric current?
Capacitor
Resistor
Diode
Transistor
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What skill does interpreting circuit symbols and diagrams help develop?
Cooking
Problem solving
Gardening
Painting
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What do electrical components serve as in electronic circuits?
Building blocks
Decorations
Sound amplifiers
Mechanical support
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