NLC WEEK 1 EXAM WITH COMPLETE QUESTIONS
WITH ACCURATE ANSWERS
Voltage - ANSWER Electromotive Force or Electric Pressure
Amperage - ANSWER Measurement of the amount of electricity flowing through a circuit
Ohms - ANSWER A unit of electrical resistance
Watts - ANSWER A unit of electrical power
Effects of voltage on electrical systems - ANSWER Amount of insulation needed, the
separation between lines and conductors, safe working practices, types of tools needed
to work on lines
Effects amperage has on electrical systems - ANSWER Wires are rated for certain
amounts of amps if amps are exceeded the wire will melt
P (power) - ANSWER Watts
I (intensity of current) - ANSWER Amps
, E (electromotive force) - ANSWER Volts
R (resistance) - ANSWER Ohms
Transmission system - ANSWER Moves large quantities over long distances at high volts
765kV, 500kV, 345kV, 230kV - ANSWER Most common transmission line voltage
44kV, 69kV, 115kV, 138kV - ANSWER Sub transmission voltage
"The Grid" - ANSWER Transmission Systems
Generation station - ANSWER Makes energy from coal, oil, gas, water, steam, etc..
Key elements of the electrical system - ANSWER Generation, transmission, (sub
transmission) distribution, substations
Substations - ANSWER Change voltage of circuits from one level to another, connects/
disconnect lines or equipment from each other, control flow of power by adjusting
voltage
Power formula - ANSWER P=IxE
WITH ACCURATE ANSWERS
Voltage - ANSWER Electromotive Force or Electric Pressure
Amperage - ANSWER Measurement of the amount of electricity flowing through a circuit
Ohms - ANSWER A unit of electrical resistance
Watts - ANSWER A unit of electrical power
Effects of voltage on electrical systems - ANSWER Amount of insulation needed, the
separation between lines and conductors, safe working practices, types of tools needed
to work on lines
Effects amperage has on electrical systems - ANSWER Wires are rated for certain
amounts of amps if amps are exceeded the wire will melt
P (power) - ANSWER Watts
I (intensity of current) - ANSWER Amps
, E (electromotive force) - ANSWER Volts
R (resistance) - ANSWER Ohms
Transmission system - ANSWER Moves large quantities over long distances at high volts
765kV, 500kV, 345kV, 230kV - ANSWER Most common transmission line voltage
44kV, 69kV, 115kV, 138kV - ANSWER Sub transmission voltage
"The Grid" - ANSWER Transmission Systems
Generation station - ANSWER Makes energy from coal, oil, gas, water, steam, etc..
Key elements of the electrical system - ANSWER Generation, transmission, (sub
transmission) distribution, substations
Substations - ANSWER Change voltage of circuits from one level to another, connects/
disconnect lines or equipment from each other, control flow of power by adjusting
voltage
Power formula - ANSWER P=IxE
