4922136
Descripción
Test por Joseph Whilden J, actualizado hace más de 1 año
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Creado por Joseph Whilden J
hace más de 8 años
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Pregunta 1
Pregunta
What are the two basic components of a switch?
Respuesta
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Contacts and levers
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Contacts and throws
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Actuators and levers
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Contacts and actuators
Pregunta 2
Pregunta
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?
Respuesta
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Actuator
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Contact
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Throw
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Lever
Pregunta 3
Pregunta
What term refers to one of two or more positions that the switch can adopt?
Respuesta
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Pole
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Throw
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Position
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Direction
Pregunta 4
Pregunta
Fuses in electrical systems are rated according to the
Respuesta
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Power they dissipate for the circuit
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Resistance they produce in the circuit
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Voltage load they can carry without blowing
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Ampere load they can carry without blowing
Pregunta 5
Pregunta
What is included on push-pull type circuit-breakers to indicate an OPEN condition?
Respuesta
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Orange trip flag
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Colored indicator collar
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Red "o" on a white background in the inspection window
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Red indication on the face of the circuit-breaker indication window
Pregunta 6
Pregunta
An electrical device used to mechanically switch electrical circuits is a
Respuesta
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Relay
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Diode
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Resistor
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Capacitor
Pregunta 7
Pregunta
Circuit designers call a circuit switched by a relay the
Respuesta
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Primary circuit
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Actuating circuit
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Secondary circuit
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Controlled circuit
Pregunta 8
Pregunta
Relays are made to operate on a
Respuesta
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Small amount of current
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Large amount of current
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Small amount of voltage
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Large amount of resistance
Pregunta 9
Pregunta
What restores a reed relay to its de-energized state?
Respuesta
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Separate spring
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Restoring force
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Spring force in the reed pulls contacts apart
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Spring force in the reed pulls contacts together
Pregunta 10
Pregunta
What is the moveable part of a solenoid called?
Respuesta
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Armature
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Actuator
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Plunger
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Slide
Pregunta 11
Pregunta
what restores a solenoid to its de-energized state?
Respuesta
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Spring
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Counter weight
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Re-loading mechanism
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Pressurized gas cartridge
Pregunta 12
Pregunta
What three components are found in all circuits?
Respuesta
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Power source, load, and resistors
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Power source, load, and conductors
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Power source, wires, and conductors
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Power source, resistors, and conductors
Pregunta 13
Pregunta
Which type of wiring diagram is appropriate for large or complicated circuits?
Respuesta
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layouts
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Pictorials
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Schematics
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Pictograms
Pregunta 14
Pregunta
In instances where the schematic symbol represents a multi-cell battery, it can mean either multiple cells in a single case or
Respuesta
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A single powerful battery
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A generator providing DC power
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A generator providing AC power
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An array of single cell batteries arranged to function like a multi-cell battery
Pregunta 15
Pregunta
Light emitting diodes are primarily used in weapon system applications as
Respuesta
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Current restrictors
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Heating elements
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Status indicators
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Light sources
Pregunta 16
Pregunta
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.
Respuesta
- True
- False
Pregunta 17
Pregunta
What are the two types of fuses?
Respuesta
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Slow-blown
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Copper-composite
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Oxygen filled
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Regular
Pregunta 18
Pregunta
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.
Respuesta
- True
- False
Pregunta 19
Pregunta
The circuit energizing the relay is called the actuating or primary circuit.
Respuesta
- True
- False
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