Circuit Vocabulary Flashcards
(26 cards)
What is the primary function of a resistor in a circuit board?
To limit the flow of electric current.
True or False: Capacitors store electrical energy.
True.
Fill in the blank: A __________ is used to control the direction of current flow.
diode
What component is often used for voltage regulation?
Voltage regulator.
Identify the component: This part is used to amplify electrical signals.
Transistor.
What is the purpose of an inductor in a circuit?
To store energy in a magnetic field.
Multiple Choice: Which component is used to filter signals?
Capacitor.
What does the PCB in circuit board stand for?
Printed Circuit Board.
True or False: A fuse protects a circuit by breaking the connection when current exceeds a certain level.
True.
What component connects different parts of a circuit board?
Trace.
Fill in the blank: A __________ is used to convert AC to DC.
rectifier
Identify the function of a potentiometer.
To adjust voltage levels.
What is the role of an oscillator in a circuit?
To generate a repetitive signal.
Multiple Choice: Which component is typically used for timing applications?
555 timer.
True or False: A breadboard is a permanent circuit board.
False.
What is the main purpose of a connector on a circuit board?
To connect external devices.
Identify the component: This part provides a stable voltage output.
Voltage regulator.
Fill in the blank: A __________ is used to isolate different sections of a circuit board.
isolation barrier
What does a capacitor’s capacitance measure?
The ability to store charge.
Identify the function of a heat sink.
To dissipate heat from components.
Multiple Choice: Which component is used to indicate power status?
LED.
What is the purpose of a relay in a circuit?
To switch a circuit on or off.
True or False: A microcontroller can be programmed to perform specific tasks.
True.
What does the term ‘soldering’ refer to in circuit board assembly?
Joining components to the board using molten metal.
