Diagrams Flashcards
(16 cards)
Open switch
A switch that is not conducting electricity.
Closed switch
A switch that is conducting electricity.
Lamp
A device that produces light when electricity flows through it.
Voltmeter
An instrument used to measure voltage.
Ammeter
An instrument used to measure current.
Resistor
A component that resists the flow of electric current.
LDR
Light Dependent Resistor; a resistor that changes resistance based on light intensity.
Thermistor
A resistor that changes resistance with temperature.
Variable resistor
A resistor whose resistance can be adjusted.
Diode
A component that allows current to flow in one direction only.
LED
Light Emitting Diode; a diode that emits light when current flows through it.
Fuse
A safety device that breaks the circuit if the current is too high.
Cell
A single electrochemical unit that produces voltage.
Battery
A combination of two or more cells that produce voltage.
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