7049164
Descripción
Test por Alejandro Irizar, actualizado hace más de 1 año
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Creado por Alejandro Irizar
hace alrededor de 8 años
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Pregunta 1
Pregunta
Electricity is a free flow of electrons through a conductive surface.
Respuesta
- True
- False
Pregunta 2
Pregunta
What are good conductors of electricity? [blank_start]aluminum[blank_end], [blank_start]gold/silver[blank_end], [blank_start]copper[blank_end].
Respuesta
-
aluminum
-
gold/silver
-
copper
Pregunta 3
Pregunta
If a path is open it means it will be off.
Respuesta
- True
- False
Pregunta 4
Pregunta
if a path is closed it means its on.
Respuesta
- True
- False
Pregunta 5
Pregunta
What is direct current (DC) ?
Respuesta
-
Current that flows in in direction in a complete path.
-
Current that turns in various directions.
-
Current that doesn't move anywhere.
-
has electrons that flow back and forth.
Pregunta 6
Pregunta
What is alternating current (AC)?
Respuesta
-
current that doesnt move at all.
-
electrons that flow back and forth
-
the current flows in 1 direction in a complete path.
-
electrons move in various directions but then form a complete path.
Pregunta 7
Pregunta
Which are the 6 districts?
Respuesta
-
Northeast (NE)
-
Orange County (OC)
-
North Coast (NC)
-
Metro (CM)
-
Western (WE)
-
Beach Cities (BC)
-
Balboa (BA)
-
Eastern (EA)
-
La Jolla (JL)
Pregunta 8
Pregunta
Primary lines coming out of a substation are known as..
Respuesta
-
cords
-
extras
-
feeders
-
extensions
Pregunta 9
Pregunta
Which are the four most common transmission voltages at SDGE?
Respuesta
-
138
-
230
-
300
-
500
-
600
-
69
Pregunta 10
Pregunta
Is 12-4 kv a distribution voltage or transmission voltage?
Respuesta
-
distribution
-
transmission
Pregunta 11
Pregunta
What type of voltage is 230?
Respuesta
-
transmission
-
distribution
-
subtransmission
Pregunta 12
Pregunta
What type of voltage is 500kv?
Respuesta
-
transmission
-
subtransmission
-
distribution
Pregunta 13
Pregunta
what type of voltage is 138kv?
Respuesta
-
subtransmission
-
distribution
-
transmission
Pregunta 14
Pregunta
These devices use step down and step up voltages and are central piece of equipment on a substation.
Respuesta
-
transformer
-
power tower
-
transmission pole
-
power grid
Pregunta 15
Pregunta
As voltage [blank_start]increases[blank_end], amp [blank_start]decreases[blank_end].
Respuesta
-
increases
-
decreases
Pregunta 16
Pregunta
[blank_start]Switches[blank_end] are used for sectionalizing and isolating.
Respuesta
-
Switches
Pregunta 17
Pregunta
These three are the major divisions in an electrical system.
Respuesta
-
transmission
-
transportation
-
conversion
-
generation
-
distribution
Pregunta 18
Pregunta
This conductor is best because its light weight and cheap.
Respuesta
-
Copper
-
Lead
-
Aluminum
-
Silver
Pregunta 19
Pregunta
The prefix for a transmission pole is "P".
Respuesta
- True
- False
Pregunta 20
Pregunta
An underground conductor uses [blank_start]cable[blank_end], and overhead conductor uses [blank_start]wire[blank_end].
Respuesta
-
cable
-
wire
Pregunta 21
Pregunta
A live front transformer uses:
Respuesta
-
cable ends
-
load break
Pregunta 22
Pregunta
A dead break elbow can be removed when energized.
Respuesta
- True
- False
Pregunta 23
Pregunta
A service restorer and re-closer are the same thing.
Respuesta
- True
- False
Pregunta 24
Pregunta
A [blank_start]fault indicator[blank_end] determines location of faulty cable, wire, or equipment.
Respuesta
-
fault indicator
Pregunta 25
Pregunta
What type of amps can a load break elbow be attached to?
Respuesta
-
200
-
600
-
both
Pregunta 26
Pregunta
what type of amps can a dead break elbow be attached to?
Respuesta
-
200
-
600
-
both
Pregunta 27
Pregunta
Our distribution portion of our system is made up of? [blank_start]primary[blank_end] and [blank_start]secondary[blank_end].
Respuesta
-
primary
-
secondary
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