Electronics Schematic Symbols
R for resistor schematic symbols
The schematic letter symbol for resistors includes what letter plus an identifying number?
Measure very low resistances
This circuit is known as a Wheatstone Bridge. What is it used to determine?
Ammeter
What circuit component does this schematic symbol represent?
Battery
What circuit component does this schematic symbol represent?
Capacitor
What circuit component does this schematic symbol represent?
Chassis Ground
What circuit component does this schematic symbol represent?
DPDT Switch
What circuit component does this schematic symbol represent?
DPST Switch
What circuit component does this schematic symbol represent?
Earth Ground
What circuit component does this schematic symbol represent?
LED
What circuit component does this schematic symbol represent?
Lamp
What circuit component does this schematic symbol represent?
NPN Transistor
What circuit component does this schematic symbol represent?
Ohmeter
What circuit component does this schematic symbol represent?
PBNO Switch
What circuit component does this schematic symbol represent?
PNP Transistor
What circuit component does this schematic symbol represent?
Resistor
What circuit component does this schematic symbol represent?
Rheostat
What circuit component does this schematic symbol represent?
SPST Switch
What circuit component does this schematic symbol represent?
Voltmeter
What circuit component does this schematic symbol represent?
conductor
What circuit component does this schematic symbol represent?
conductors connected
What circuit component does this schematic symbol represent?
diode
What circuit component does this schematic symbol represent?
fuse
What circuit component does this schematic symbol represent?
Emitter, Base, Collector
What do the letters E, B & C on a transistor represent?
Ω
What is the symbol or abbreviation for ohms?
Schematic
Which diagram is a graphic representation of an electrical circuit using standard symbols for parts?
R for fixed resistors
A fixed resistor is labeled on a schematic diagram with the letter:
R for potentiometers
A potentiometer is labeled on a schematic diagram with the letter:
3
How many terminals does a potentiometer have?
2
How many terminals does a rheostat have?
