A: Understand electrical symbols, units, definitions,
relationships and properties of circuit components for use in the
construction of circuits.
Nikki C. Moslares
Level 3 BTEC Applied Sciences
,Section 1:
Electrical symbols:
ELECTRICAL COMPONENTS: SYMBOL:
Cell
Battery
Switch
Filament Lamp
Fixed Resistor
Thermistor
, Light emitting diode (LED)
Light-dependent resistor (LDR)
Rheostat
Capacitor
Voltmeter