Podcast
Questions and Answers
What is the correct symbol for an AC supply?
What is the correct symbol for an AC supply?
- DC
- AA
- AS
- AC (correct)
Which device is used to measure current?
Which device is used to measure current?
- Potentiometer
- Battery
- Bulb
- Ammeter (correct)
What does an LED stand for?
What does an LED stand for?
- Light Emitting Diode (correct)
- Luminous Emitting Device
- Luminous Electrical Diode
- Light Emission Device
What does a reed switch do?
What does a reed switch do?
What does an LDR stand for?
What does an LDR stand for?
What type of resistor has a resistance that increases as the temperature rises?
What type of resistor has a resistance that increases as the temperature rises?
Which electronic device latches and allows a large current to flow between the Anode and Cathode when a small current is registered at the Gate?
Which electronic device latches and allows a large current to flow between the Anode and Cathode when a small current is registered at the Gate?
Which type of switch will return to its OFF position when the button is released, like a doorbell?
Which type of switch will return to its OFF position when the button is released, like a doorbell?
What type of resistor is designed as an adjustable resistor?
What type of resistor is designed as an adjustable resistor?
Which type of switch is activated by flipping a lever to make or break the connection?
Which type of switch is activated by flipping a lever to make or break the connection?
Flashcards
What is an Ammeter?
What is an Ammeter?
A device that measures the flow of electrical current in a circuit.
What does LED stand for?
What does LED stand for?
A type of diode that emits light when an electric current flows through it.
What is a Reed Switch?
What is a Reed Switch?
A type of switch that closes and completes a circuit when a magnet is brought near it.
What does LDR stand for?
What does LDR stand for?
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What is a Thermistor?
What is a Thermistor?
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What is a Thyristor?
What is a Thyristor?
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What is a Push-to-Make switch?
What is a Push-to-Make switch?
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What is a Variable Resistor?
What is a Variable Resistor?
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What is a Toggle Switch?
What is a Toggle Switch?
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What is the symbol for an AC supply?
What is the symbol for an AC supply?
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Study Notes
Electronics Basics
- The symbol for AC (Alternating Current) supply is ~
- An ammeter is used to measure current
- LED stands for Light Emitting Diode
- A reed switch is an electromagnetic switch that is operated by a magnetic field, typically used to turn a circuit on or off
- LDR stands for Light Dependent Resistor, a type of resistor that changes its resistance in response to changes in light levels
- A thermistor is a type of resistor whose resistance increases as the temperature rises
- A thyristor is an electronic device that latches and allows a large current to flow between the Anode and Cathode when a small current is registered at the Gate
- A momentary push-button switch is a type of switch that returns to its OFF position when the button is released, like a doorbell
- A potentiometer is a type of resistor designed as an adjustable resistor
- A toggle switch is a type of switch that is activated by flipping a lever to make or break the connection
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Description
Test your knowledge on electrical symbols with this multiple choice quiz containing 15 questions on symbols like AC supply, ammeter, battery, bulb, buzzer, and diode. Identify the correct symbol for each component.
