2W151: Fundamentals of Electricity and Circuits - Quiz 11

Beschreibung

Quiz 11
Joseph Whilden J
Quiz von Joseph Whilden J, aktualisiert more than 1 year ago
Joseph Whilden J
Erstellt von Joseph Whilden J vor mehr als 8 Jahre
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1

Zusammenfassung der Ressource

Frage 1

Frage
What are the two basic components of a switch?
Antworten
  • Contacts and levers
  • Contacts and throws
  • Actuators and levers
  • Contacts and actuators

Frage 2

Frage
What is the moveable part of the switch that is manipulated to complete or open the electrical circuit or circuits to allow or inhibit the flow of electrons?
Antworten
  • Actuator
  • Contact
  • Throw
  • Lever

Frage 3

Frage
What term refers to one of two or more positions that the switch can adopt?
Antworten
  • Pole
  • Throw
  • Position
  • Direction

Frage 4

Frage
Fuses in electrical systems are rated according to the
Antworten
  • Power they dissipate for the circuit
  • Resistance they produce in the circuit
  • Voltage load they can carry without blowing
  • Ampere load they can carry without blowing

Frage 5

Frage
What is included on push-pull type circuit-breakers to indicate an OPEN condition?
Antworten
  • Orange trip flag
  • Colored indicator collar
  • Red "o" on a white background in the inspection window
  • Red indication on the face of the circuit-breaker indication window

Frage 6

Frage
An electrical device used to mechanically switch electrical circuits is a
Antworten
  • Relay
  • Diode
  • Resistor
  • Capacitor

Frage 7

Frage
Circuit designers call a circuit switched by a relay the
Antworten
  • Primary circuit
  • Actuating circuit
  • Secondary circuit
  • Controlled circuit

Frage 8

Frage
Relays are made to operate on a
Antworten
  • Small amount of current
  • Large amount of current
  • Small amount of voltage
  • Large amount of resistance

Frage 9

Frage
What restores a reed relay to its de-energized state?
Antworten
  • Separate spring
  • Restoring force
  • Spring force in the reed pulls contacts apart
  • Spring force in the reed pulls contacts together

Frage 10

Frage
What is the moveable part of a solenoid called?
Antworten
  • Armature
  • Actuator
  • Plunger
  • Slide

Frage 11

Frage
what restores a solenoid to its de-energized state?
Antworten
  • Spring
  • Counter weight
  • Re-loading mechanism
  • Pressurized gas cartridge

Frage 12

Frage
What three components are found in all circuits?
Antworten
  • Power source, load, and resistors
  • Power source, load, and conductors
  • Power source, wires, and conductors
  • Power source, resistors, and conductors

Frage 13

Frage
Which type of wiring diagram is appropriate for large or complicated circuits?
Antworten
  • layouts
  • Pictorials
  • Schematics
  • Pictograms

Frage 14

Frage
In instances where the schematic symbol represents a multi-cell battery, it can mean either multiple cells in a single case or
Antworten
  • A single powerful battery
  • A generator providing DC power
  • A generator providing AC power
  • An array of single cell batteries arranged to function like a multi-cell battery

Frage 15

Frage
Light emitting diodes are primarily used in weapon system applications as
Antworten
  • Current restrictors
  • Heating elements
  • Status indicators
  • Light sources

Frage 16

Frage
In a rotary switch, there is a single contact usually located in the center that is surrounded by a series of contacts arranged around the outside.
Antworten
  • True
  • False

Frage 17

Frage
What are the two types of fuses?
Antworten
  • Slow-blown
  • Copper-composite
  • Oxygen filled
  • Regular

Frage 18

Frage
Circuit breakers are used more extensively today than fuses, since they can easily reset an indefinite number of times, which eliminates the need for replacement as in the case of fuses.
Antworten
  • True
  • False

Frage 19

Frage
The circuit energizing the relay is called the actuating or primary circuit.
Antworten
  • True
  • False
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