a LOVEPREET KAUR 3 éve
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ELECTRIC CIRCUITS
ELECTRIC CIRCUITS
SAFETY
RESIDENTIAL CURRENT DEVICE
SHOULD BE USED IN GARDENS
PRITECTS AGAINST ELECTRICAL SHOCKS
NO PROTECTION AGAINST SHOCKS
MELTS IF CUURENT IS TOO BIG
EARTH LEAD
CURRENT FLOWS STRAIGHT TO EARTH
PROTECTS AGAINST ELECTRICAL SHOCKS
COMPONENTS
DIODE
BULB
RESISTOR
LAWS
KIRCHOFF'S LAW
IT STATES THAT THE SUM OF ALL CURRENTS LEAVING A NODE IN AN ELECTRICAL NETWORK ALWAYS EQUALS TO ZERO.
OHM'S LAW
IT STATES THAT CURRENT IS DIRECTLY PROPORTIONAL TO VOLTAGE AND INVERSELY PROPORTIONAL TO RESISTANCE.
MEASUREMENTS
VOLTAGE
VOLTS
CURRENT
AMMETER
POWER
WALTS
PLUG
LIVE
FUSE
EARTH
GREEN AND YELLOW
NEUTRAL
BLUE
INSULATION