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REVOL NROP > Eno > Flashcards

Eno Flashcards

1
Q

What regulation is enforced by the UCMJ and applies to work tasks associated and unassociated with electricity?

A

AFMAN 91-203

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2
Q

Which standard is a federal regulation and effects all general industry employees?

A

29 CRF 1910 Subpart S

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3
Q

What safety standard is a living document?

A

UFC 3-560-01

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4
Q

What was created to fulfill the responsibilities of OSHA and to provide additional guidance on electrical PPE?

A

NFPA 70E

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5
Q

What should be done if a coworker becomes a victim of shock?

A

Safely disconnect them from the power source

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6
Q

Why should you seek professional medical treatment after an electrical shock occurs?

A

To lessen the severity of the injury

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7
Q

At what current value do heart rhythm problems begin?

A

75 mA

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8
Q

In terms of electrical shock, touch potential is when current flows from

A

hand to hand. across the chest

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9
Q

A phenomenon where a flash over of electrical current leaves its intended path and travels through the air from one conductor to another is the definition of

A

Arc flash

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10
Q

What is the minimum arc rating of category 2 PPE?

A

8 cal/cm2

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11
Q

The pressure released from instantaneous heating of the air surrounding the arc and the expansion of vaporized metal is the definition of

A

Arc Blast

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12
Q

Why must an unqualified person be escorted at all times while within the limited approach boundary?

A

They lack the training and knowledge of electrical hazards avoidance

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13
Q

Who has the ultimate authority over technical orders for applicable systems, sub-systems, and activities?

A

Program Manager (PM)

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14
Q

What takes precedence over requirements found in technical manuals that are created by other services but used by the Air Force?

A

Air Force policy

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15
Q

Which type of technical publication covers installation, operation, troubleshooting, and repairing and must be available on the job site when work is being performed?

A

Operation and Maintenance Technical Order

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16
Q

Which type of technical order update changes data in the basic technical order without replacing the existing pages?

A

Supplement

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17
Q

What does a correction fix?

A

Minor errors or omissions

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18
Q

Why does the recommended change process require such scrutiny?

A

For ensuring the validity, accuracy, and completeness of all recommended changes

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19
Q

How are recommended TO changes submitted?

A

Using AFTO Form 22

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20
Q

What is the first step to starting a TO change?

A

Verify the most current TO is in use

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21
Q

If equipment has wide commercial use, then the Air Force?

A

Often defers to the manufacturer’s data

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22
Q

When equipment is not shared by any other installation, what is used?

A

Commercial manuals

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23
Q

Which of the following Unified Facilities Criteria publications provides minimum guidance and standards for the operations and maintenance of standby, emergency and prime power generators?

A

UFC 3-540-07 Operation and Maintenance (0&M):
Generators

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24
Q

To access a new or revised Unified Facilities Criteria publications you must go to the ?

A

Whole building design guide website

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25
Q

What is the purpose of a torque wrench?

A

To ensure mechanical fasteners are tightened to a specific amount of pressure

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26
Q

If you needed to measure the thickness of a bolt you would?

A

Use a caliper

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27
Q

Which of the following best illustrates the use of a tachometer?

A

Measuring the rotational speed of the hydraulic pump

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28
Q

Which of the following best illustrates the use of a feeler gauge?

A

Measuring the clearance gap on a spark plug

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29
Q

What function does the diagnostic tool to the left perform?(clamp on meter)

A

Measures current flow drawn by the load

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30
Q

To properly locate a low power fault within a circuit, which of the following statements apply?

A

Set multimeter to voltage function

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31
Q

What function does the diagnostic tool to the left perform?(insulation tester)

A

Measures the effectiveness of a generator or motor stator windings

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32
Q

If a facility kept having intermittent electrical issues, which of the following statements apply?

A

Connect a power analyzer and monitor system performance

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33
Q

What is the most common types of load banks?

A

Resistive

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34
Q

Which component consists of pieces of coiled wires that heat up when power is applied?

A

Resistive element

35
Q

Which component indicates when the load bank airflow safety switch activates and shuts down the resistive elements to prevent damage?

A

Cooling Failure Indicator

36
Q

Which component energizes and protects the load bank control circuits?

A

Control Power Circuit Breaker

37
Q

What provides the smallest unit of a chemical element?

A

Atom

38
Q

Insulators have how many electrons in their valence shell?

A

Five to eight electrons

39
Q

Current is measured in?

A

Amperes(A)

40
Q

Which of the following is NOT a requirement of a basic circuit?

A

Fault protection

41
Q

Which of the following best describes a characteristic of a parallel circuit?

A

Total resistance is less than the smallest unit of resistance

42
Q

Which formula is used to determine power consumption in a DC circuit?

A

P=I X E

43
Q

In the circuit below, what would happen to the total current if S1 were closed?

A

Current would increase

44
Q

In the circuit below, what would happen to the total resistance if R2 were changed to 150?

A

Resistance would increase

45
Q

When measuring phase voltage, which points would be used to get a proper voltage reading?

A

Phase C to Neutral

46
Q

If a 4 pole generator engine speed is operating at 1500 RPM, then the frequency output is what?

A

50 Hz

47
Q

When we refer to the Root Means Square (RMS) value, what do most voltmeters measure?

A

Effective value

48
Q

When using an oscilloscope, what value is being measured?

A

Peak value

49
Q

If a full-wave bridge rectifier is used, then how many rectifying diodes will be in the circuit?

A

Four rectifying diodes

50
Q

If a light emitting diode is illuminated, the diode must be

A

forward biased.

51
Q

When the depletion region meets an equilibrium (neutral charge), this produces what?

A

A potential barrier zone that prevents any electrons from moving into the anode from the cathode

52
Q

Reverse biasing a diode has what effect on current flow?

A

Stops current flow

53
Q

What happens when you increase frequency through an inductor?

A

The inductance increases

54
Q

What are inductors used for?

A

To slow down current surges and spikes

55
Q

What are the construction factors of an inductor?

A

Core material, coil length, coil area and the number of turns

56
Q

When do the lines of flux cut across the inductor coil?

A

If current increases or decreases

57
Q

The amount of charge the material inhibits or encourages is called what?

A

Permittivity

58
Q

How many conductors make up a capacitor?

A

2

59
Q

What happens when a source voltage is supplied to an uncharged capacitor?

A

An electric field develops building a charge between the two plates

60
Q

What is the purpose of a capacitor?

A

To store electrical energy

61
Q

What is the purpose of a resistor?

A

To limit the flow of electrons

62
Q

What type of resistors are there?

A

Fixed and Variable

63
Q

If a resistor has a sixth band, what does that mean?

A

It is the same as a five band, but with an indicator or temperature coefficient

64
Q

What purpose can a resistor serve in a circuit?

A

Voltage Regulator

65
Q

Which type of wiring diagram uses different line thicknesses to distinguish between circuits such as primary, emergency and load circuits?

A

One-line

66
Q

Which type of wiring diagram presents components in sequential order making it easier to understand circuit operation?

A

Schematic

67
Q

Which type of wiring diagram is used primarily in power plants and shows the connections between generators and switchgear but excludes internal connections of equipment?

A

Interconnection

68
Q

Which type of wiring diagram is used to inform the technician on where to connect electrical test equipment and also provides wire identification?

A

Connection

69
Q

Select the term that describes the symbol below. (Letter M in a circle)

A

Motor - Represents a component which changes electrical energy into motion

70
Q

Select the term that describes the symbol below. (🎥 camera looking)

A

Alarm - Represents a devices which communicates if there is a problem.

71
Q

Select the term that describes the symbol below. ( three bumps facing each other)

A

Transformer - Represents a power source having a primary and secondary side

72
Q

Select the term that describes the symbol below.(curved line between two dots)

A

Circuit Breaker - Represents the fault protection device for a circuit which is resettable.

73
Q

What is used to calculate kilowatts?

A

Voltage, amperage, power factor

74
Q

When is power factor not used in an equation?

A

When calculating real power

75
Q

When solving for kW in a three phase circuit, why is 1.73 used?

A

1.732 stems from the square root of 3 to get an average across all phases

76
Q

When do you use a power factor, other than 0.8, for a three phase power source?

A

When otherwise specified

77
Q

What is the first step in determining the fuel requirements for generator operations?

A

Consumption rate

78
Q

Where can the rate of fuel consumption be found for a generator?

A

Manufacturer’s manual or TO

79
Q

Why is 72 hours of fuel recommended, for initial beddown of a BEAR Base?

A

To give time to place power distribution equipment and get the power plant up

80
Q

Knowing the amount of fuel required to operate at a generator site is critical to ensure what?

A

That missions continue uninterrupted

81
Q

What tool can be used, with the help of AF Form 487s, to determine real property facility power requirements?

A

A load table

82
Q

What is not a method of determining power requirements?

A

Using estimated load requirements

83
Q

Why is it important to know a facility’s power requirements?

A

Generators must be capable of supporting the required load without being oversized or undersized

84
Q

What is the name of an Army produced program that can aid in power requirements for a deployed location?

A

AutoDISE

REVOL NROP (4 decks)

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