Joseph Whilden J
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Quiz 11

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Joseph Whilden J
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2W151: Fundamentals of Electricity and Circuits - Quiz 11

Question 1 of 19

1

What are the two basic components of a switch?

Select one of the following:

  • Contacts and levers

  • Contacts and throws

  • Actuators and levers

  • Contacts and actuators

Explanation

Question 2 of 19

1

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?

Select one of the following:

  • Actuator

  • Contact

  • Throw

  • Lever

Explanation

Question 3 of 19

1

What term refers to one of two or more positions that the switch can adopt?

Select one of the following:

  • Pole

  • Throw

  • Position

  • Direction

Explanation

Question 4 of 19

1

Fuses in electrical systems are rated according to the

Select one of the following:

  • 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

Explanation

Question 5 of 19

1

What is included on push-pull type circuit-breakers to indicate an OPEN condition?

Select one of the following:

  • 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

Explanation

Question 6 of 19

1

An electrical device used to mechanically switch electrical circuits is a

Select one of the following:

  • Relay

  • Diode

  • Resistor

  • Capacitor

Explanation

Question 7 of 19

1

Circuit designers call a circuit switched by a relay the

Select one of the following:

  • Primary circuit

  • Actuating circuit

  • Secondary circuit

  • Controlled circuit

Explanation

Question 8 of 19

1

Relays are made to operate on a

Select one of the following:

  • Small amount of current

  • Large amount of current

  • Small amount of voltage

  • Large amount of resistance

Explanation

Question 9 of 19

1

What restores a reed relay to its de-energized state?

Select one of the following:

  • Separate spring

  • Restoring force

  • Spring force in the reed pulls contacts apart

  • Spring force in the reed pulls contacts together

Explanation

Question 10 of 19

1

What is the moveable part of a solenoid called?

Select one of the following:

  • Armature

  • Actuator

  • Plunger

  • Slide

Explanation

Question 11 of 19

1

what restores a solenoid to its de-energized state?

Select one of the following:

  • Spring

  • Counter weight

  • Re-loading mechanism

  • Pressurized gas cartridge

Explanation

Question 12 of 19

1

What three components are found in all circuits?

Select one of the following:

  • Power source, load, and resistors

  • Power source, load, and conductors

  • Power source, wires, and conductors

  • Power source, resistors, and conductors

Explanation

Question 13 of 19

1

Which type of wiring diagram is appropriate for large or complicated circuits?

Select one of the following:

  • layouts

  • Pictorials

  • Schematics

  • Pictograms

Explanation

Question 14 of 19

1

In instances where the schematic symbol represents a multi-cell battery, it can mean either multiple cells in a single case or

Select one of the following:

  • 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

Explanation

Question 15 of 19

1

Light emitting diodes are primarily used in weapon system applications as

Select one of the following:

  • Current restrictors

  • Heating elements

  • Status indicators

  • Light sources

Explanation

Question 16 of 19

1

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.

Select one of the following:

  • True
  • False

Explanation

Question 17 of 19

1

What are the two types of fuses?

Select one or more of the following:

  • Slow-blown

  • Copper-composite

  • Oxygen filled

  • Regular

Explanation

Question 18 of 19

1

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.

Select one of the following:

  • True
  • False

Explanation

Question 19 of 19

1

The circuit energizing the relay is called the actuating or primary circuit.

Select one of the following:

  • True
  • False

Explanation

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