Components and Symbols (Junior Cert Applied Technology): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What unit is used to measure a resistor?
What unit is used to measure a resistor?
Ohms ()
What does a capacitor do with direct current (DC)?
What does a capacitor do with direct current (DC)?
Blocks it
Which characteristic makes LEDs useful as indicators?
Which characteristic makes LEDs useful as indicators?
Energy-efficient and durable
Which types of switches are mentioned in the note?
Which types of switches are mentioned in the note?
Push-to-make and toggle
What is Ohm's Law as stated in the note?
What is Ohm's Law as stated in the note?
How are resistors used in LED circuits?
How are resistors used in LED circuits?
Limit current to protect parts
Where are capacitors commonly used?
Where are capacitors commonly used?
Power supplies and audio devices
How is a resistor symbol drawn in circuit diagrams?
How is a resistor symbol drawn in circuit diagrams?
Zigzag line or rectangle
What feature distinguishes an LED symbol in circuit diagrams?
What feature distinguishes an LED symbol in circuit diagrams?
Arrows representing light
What function do capacitors perform with AC signals?
What function do capacitors perform with AC signals?
Support AC signals
Why is understanding component symbols important?
Why is understanding component symbols important?
Prevents mistakes through standard use