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WorksheetsErid 1 W1 Test Review
Total questions: 28
Worksheet time: 15mins
The unit used to measure the amount of pressure is?
Amp
Volt
Watt
ohm
Voltage decreases if the size and the speed of the magnet increases?
True
False
How many of these things are affected by voltage?
Amount of Insulation need
Separation between conductors
Safe work practices
Types of tools needed to work on lines
Which ones are typical distribution system voltages?
7200/12,470
69,000
120/240
480
In this system voltage value, which number represents Phase-to-Neutral?
7200/12,470
7200
12,470
Transmission voltages only have one reading
True
False
Which of the following are typical Transmission System voltages?
345,000
69,000
34,500
7200/12470
Why does Transmission only have one voltage reading?
Transmission does not carry a neutral
Voltage is too high
Transmission lines have dual neutrals
There is nothing designed to measure high voltage
A quantity measurement of 6,250,000,000,000,000,000 electrons is referred to as a what?
Coulomb
Gaggle
Valence
Hoard
What is the unit defined as one coulomb per second.
Amp
volt
ohm
watt
What is the unit of measurement for resistance?
Volt
Ohm
Watt
Amp
What unit is the measurement for Power?
Watt
Volt
Ohm
Amp
One horsepower is equal to how many watts?
476
746
336
674
What is the current flow of a 480-volt circuit that is delivering 9,600 watts of power.
20 amps
25 amps
20 volts
10 amps
What is the voltage of a circuit delivering 10,000 watts of power with a current of 3 amps?
3,333 volts
3,333 amps
3,500 volts
4,333 volts
Electricity is generated in the range of what?
13,800 to 24,000
13,470/25,000
69,000 to 138,000
120/240
Alternating Current (AC) can be transformed, but Direct Current (DC) cannot.
True
False
Which electrical system delivers the medium-sized blocks of power?
Transmission
Subtransmission
Distribution
Substation
Which electrical system delivers service voltages to residential customers?
Transmission
Subtransmission
Distribution
Substation
The volt meter will measure voltages up to what?
480 volts
120 volts
7200 volts
34.5 kilovolts
Which electrical system is most similar to our interconnected freeway and highway system?
Transmission
Substation
Subtransmission
Distribution
Which electrical unit of measurement is responsible for excessive heat and ultimately the melting of conductors?
amp
volt
ohm
watt
What does this device measure?
Watt-hours
voltage
ohms
amperage
On the Ohm's Law wheel, what does "R" stand for?
resistance/ohms
voltage
amps
watts/power
On the Ohm's Law wheel, what does the letter "I" stand for?
amperage
volts/potential
watts
resistance
On the Ohm's Law wheel, what does the letter "P" stand for?
amperage
watts/power
voltage/potential
resistance
On the Ohm's Law wheel, what does the letter "E" stand for?
voltage/electric motor force
watts/power
resistance
amperage
Where in the electrical system is the voltage immediately stepped up?
between generation and transmission
between subtransmission and distribution
between generation and distribution
between transmission and distribution
