Volume 1 - Power Production Fundamentals Flashcards

Fundamentals

1
Q

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

Lesson 1 Safety (M1L1)

A

AFMAN 91-203

M1L1T1 - Electrical Safety Standards for AFS (2.1)

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2
Q

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

Lesson 1 Safety (M1L1)

A

29 CFR 1910 Subpart S

M1L1T1 - Electrical Safety Standards for AFS (2.1)

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3
Q

What safety standard is a living document?

Lesson 1 Safety (M1L1)

A

UFC 3-560-01

M1L1T1 - Electrical Safety Standards for AFS (2.1)

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4
Q

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

Lesson 1 Safety (M1L1)

A

NFPA 70E

M1L1T1 - Electrical Safety Standards for AFS (2.1)

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5
Q

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

Lesson 1 Safety (M1L1)

A

Safely disconnect them from the power source

M1L1T2 - Principles of First Aid for Electrical Shock (2.3.1)

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6
Q

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

Lesson 1 Safety (M1L1)

A

To lessen the severity of the injury

M1L1T2 - Principles of First Aid for Electrical Shock (2.3.1)

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7
Q

At what current value do heart rhythm problems begin?

Lesson 1 Safety (M1L1)

A

75mA

M1L1T2 - Principles of First Aid for Electrical Shock (2.3.1)

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8
Q

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

Lesson 1 Safety (M1L1)

A

Hand to hand across the chest

M1L1T2 - Principles of First Aid for Electrical Shock (2.3.1)

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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?

Lesson 1 Safety (M1L1)

A

Arc Flash

M1L1T3 - Arc Flash Safety (2.4)

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10
Q

What is the minimum arc rating of category 2 PPE?

Lesson 1 Safety (M1L1)

A

8 cal/cm2

M1L1T3 - Arc Flash Safety (2.4)

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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?

Lesson 1 Safety (M1L1)

A

Arc Blast

M1L1T3 - Arc Flash Safety (2.4)

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12
Q

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

Lesson 1 Safety (M1L1)

A

They lack the training and knowledge of electrical hazards avoidance.

M1L1T3 - Arc Flash Safety (2.4)

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13
Q

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

Lesson 2 AFSC Publications

A

Program Manager (PM)

M1L2T1 - Technical Order System (3.1)

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14
Q

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

Lesson 2 AFSC Publications

A

Air Force Policy

M1L2T1 - Technical Order System (3.1)

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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?

Lesson 2 AFSC Publications

A

Operation and Maintenance Technical Order

M1L2T1 - Technical Order System (3.1)

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16
Q

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

Lesson 2 AFSC Publications

A

Supplement

M1L2T1 - Technical Order System (3.1)

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17
Q

What does a correction fix?

Lesson 2 AFSC Publications

A

Minor errors or omissions

M1L2T2 - Technical Order Improvement Reporting (3.3)

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18
Q

Why does the recommended change process require such scrutiny?

Lesson 2 AFSC Publications

A

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

M1L2T2 - Technical Order Improvement Reporting (3.3)

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19
Q

How are recommended TO changes submitted?

Lesson 2 AFSC Publications

A

Using AFTO Form 22

M1L2T2 - Technical Order Improvement Reporting (3.3)

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20
Q

What is the first step to starting a TO change?

Lesson 2 AFSC Publications

A

Verify the most current TO is in use.

M1L2T2 - Technical Order Improvement Reporting (3.3)

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21
Q

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

Lesson 2 AFSC Publications

A

Often defers to the manufacturer’s data.

M1L2T3 - AFSC Technical Publications (3.5)

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22
Q

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

Lesson 2 AFSC Publications

A

Commercial manuals

M1L2T3 - AFSC Technical Publications (3.5)

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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?

Lesson 2 AFSC Publications

A

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

M1L2T3 - AFSC Technical Publications (3.5)

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24
Q

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

Lesson 2 AFSC Publications

A

Whole building design guide website

M1L2T3 - AFSC Technical Publications (3.5)

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25
What is the purpose of a torque wrench? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
To ensure mechanical fasteners are tightened to a specific amount of pressure. ## Footnote M1L3T1 - Specialized Tools (4.2)
26
If you need to measure the thickness of a bolt, you would? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Use a caliper. ## Footnote M1L3T1 - Specialized Tools (4.2)
27
Which of the following best illustrates the use of a tachometer? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Measuring the rotational speed of a hydraulic pump. ## Footnote M1L3T1 - Specialized Tools (4.2)
28
Which of the following best illustrates the use of a feeler gauge? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Measuring the clearance gap on a spark plug. ## Footnote M1L3T1 - Specialized Tools (4.2)
29
What function does the diagnostic tool to the left perform? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Measures current flow drawn by the load. | SEE IMAGE PAGE 3 VOLUME 1 ## Footnote M1L3T2 - Electrical Diagnostic Tools (4.3)
30
To properly locate a low power fault within a circuit, which of the following statements apply? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Set multimeter to voltage function. ## Footnote M1L3T2 - Electrical Diagnostic Tools (4.3)
31
What function does the diagnostic tool to the left perform? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Measures the effectiveness of a generator or motor stator windings. | SEE IMAGE PAGE 3 VOLUME 1 ## Footnote M1L3T2 - Electrical Diagnostic Tools (4.3)
32
If a facility kept having intermittent electrical issues, which of the following statements apply? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Connect a power analyzer and monitor system performance. ## Footnote M1L3T2 - Electrical Diagnostic Tools (4.3)
33
What is the most common types of load banks? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Resistive ## Footnote M1L3T3 - Load Bank Components and Theory of Operation (5.3.1)
34
Which component consists of pieces of coiled wires that heat up when power is applied? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Resistive Element ## Footnote M1L3T3 - Load Bank Components and Theory of Operation (5.3.1)
35
Which component indicates when the load bank airflow safety switch activates and shuts down the resistive elements to prevent damage? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Cooling failure indicator ## Footnote M1L3T3 - Load Bank Components and Theory of Operation (5.3.1)
36
Which component energizes and protects the load bank control circuits? ## Footnote Lesson 3 Electrical Power Production Tools and Test Equipment
Control power circuit breaker ## Footnote M1L3T3 - Load Bank Components and Theory of Operation (5.3.1)
37
What provides the smallest unit of a chemical element? ## Footnote Lesson 4 Electrical Fundamentals
Atom ## Footnote M1L4T1 - Basic Electrical Concepts and Terms (6.1)
38
Insulators have how many electrons in their valence shell? ## Footnote Lesson 4 Electrical Fundamentals
Five to eight electrons ## Footnote M1L4T1 - Basic Electrical Concepts and Terms (6.1)
39
Current is measured in? ## Footnote Lesson 4 Electrical Fundamentals
Amperes (A) ## Footnote M1L4T1 - Basic Electrical Concepts and Terms (6.1)
40
Which of the following is NOT a requirement of a basic circuit? ## Footnote Lesson 4 Electrical Fundamentals
Fault protection ## Footnote M1L4T1 - Basic Electrical Concepts and Terms (6.1)
41
Which of the following best describes a characteristic of a parallel circuit? ## Footnote Lesson 4 Electrical Fundamentals
Total resistance is less than the smallest unit of resistance. ## Footnote M1L4T2 - Fundamentals of Direct Current (DC) (6.2)
42
Which formula is used to determine power consumption of a DC circuit? ## Footnote Lesson 4 Electrical Fundamentals
P=IxE ## Footnote M1L4T2 - Fundamentals of Direct Current (DC) (6.2)
43
In the circuit below, what would happen to the total current if S1 were closed? ## Footnote Lesson 4 Electrical Fundamentals
Current would increase. | SEE IMAGE PAGE 4 VOL 1 ## Footnote M1L4T2 - Fundamentals of Direct Current (DC) (6.2)
44
In the circuit below, what would happen to the total resistance if R2 were changed to 15 ohms? ## Footnote Lesson 4 Electrical Fundamentals
Resistance would increase. | SEE IMAGE PAGE 5 VOL 1 ## Footnote M1L4T2 - Fundamentals of Direct Current (DC) (6.2)
45
When measuring phase voltage, which points would be used to get a proper voltage reading? ## Footnote Lesson 4 Electrical Fundamentals
Phase C to Neutral. ## Footnote M1L4T3 - Fundamentals of Alternating Current (AC) (6.3)
46
If a 4-pole generator engine is operating at 1500 RPM, then the frequency output is what? ## Footnote Lesson 4 Electrical Fundamentals
50 Hz ## Footnote M1L4T3 - Fundamentals of Alternating Current (AC) (6.3)
47
When we refer to the Root Means Square (RMS) value, what do most voltmeters measure? ## Footnote Lesson 4 Electrical Fundamentals
Effective value ## Footnote M1L4T3 - Fundamentals of Alternating Current (AC) (6.3)
48
When using an oscilloscope, what value is being measured? ## Footnote Lesson 4 Electrical Fundamentals
Peak value ## Footnote M1L4T3 - Fundamentals of Alternating Current (AC) (6.3)
49
If a full-wave bridge rectifier is used, then how many rectifying diodes will be in the circuit? ## Footnote Lesson 4 Electrical Fundamentals
Four rectifying diodes ## Footnote M1L4T4 - Diodes (6.5.1)
50
If a light emitting diode is illuminated, the diode must be? ## Footnote Lesson 4 Electrical Fundamentals
Forward biased. ## Footnote M1L4T4 - Diodes (6.5.1)
51
When the depletion region meets an equilibrium (neutral charge), this produces what? ## Footnote Lesson 4 Electrical Fundamentals
A potential barrier zone that prevents any electrons from moving into the anode from the cathode. ## Footnote M1L4T4 - Diodes (6.5.1)
52
Reverse biasing a diode has what effect on the current flow? ## Footnote Lesson 4 Electrical Fundamentals
Stops current flow. ## Footnote M1L4T4 - Diodes (6.5.1)
53
What happens when you increase frequency through an inductor? ## Footnote Lesson 4 Electrical Fundamentals
The inductance increases. ## Footnote M1L4T5 - Inductors (6.5.2)
54
What are inductors used for? ## Footnote Lesson 4 Electrical Fundamentals
To slow down current surges and spikes. ## Footnote M1L4T5 - Inductors (6.5.2)
55
What are the construction factors of an inductor? ## Footnote Lesson 4 Electrical Fundamentals
Core material, core length, coil area and the number of turns. ## Footnote M1L4T5 - Inductors (6.5.2)
56
When do the lines of flux cut across the inductor coil? ## Footnote Lesson 4 Electrical Fundamentals
If current increases or decreases. ## Footnote M1L4T5 - Inductors (6.5.2)
57
The amount of charge the material inhibits on encourages is called what? ## Footnote Lesson 4 Electrical Fundamentals
Permittivity ## Footnote M1L4T6 - Capacitors (6.5.3)
58
How many conductors make up a capacitor? ## Footnote Lesson 4 Electrical Fundamentals
2 ## Footnote M1L4T6 - Capacitors (6.5.3)
59
What happens when a source voltage is supplied to an uncharged capacitor? ## Footnote Lesson 4 Electrical Fundamentals
An electric field develops building a charge between two plates. ## Footnote M1L4T6 - Capacitors (6.5.3)
60
What is the purpose of a capacitor? ## Footnote Lesson 4 Electrical Fundamentals
To store electrical energy. ## Footnote M1L4T6 - Capacitors (6.5.3)
61
What is the purpose of a resistor? ## Footnote Lesson 4 Electrical Fundamentals
To limit the flow of electrons. ## Footnote M1L4T7 - Resistors (6.5.4)
62
What type of resistors are there? ## Footnote Lesson 4 Electrical Fundamentals
Fixed and Variable ## Footnote M1L4T7 - Resistors (6.5.4)
63
If a resistor has a sixth band, what does that mean? ## Footnote Lesson 4 Electrical Fundamentals
It is the same as a five band, but with an indicator or temperature coefficient. ## Footnote M1L4T7 - Resistors (6.5.4)
64
What purpose can a resistor serve in a circuit? ## Footnote Lesson 4 Electrical Fundamentals
Voltage regulator ## Footnote M1L4T7 - Resistors (6.5.4)
65
Which type of wiring diagram uses different line thicknesses to distinguish between circuits such as primary, emergency and load circuits? ## Footnote Lesson 4 Electrical Fundamentals
One-line ## Footnote M1L4T8 - Wiring Diagram Types (6.4.1)
66
Which type of wiring diagram presents components in sequential order making it easier to understand circuit operation? ## Footnote Lesson 4 Electrical Fundamentals
Schematic ## Footnote M1L4T8 - Wiring Diagram Types (6.4.1)
67
Which type of wiring diagram is used primarily in power plants and shows connections between generators and switchgear but excludes internal connections of equipment? ## Footnote Lesson 4 Electrical Fundamentals
Interconnection ## Footnote M1L4T8 - Wiring Diagram Types (6.4.1)
68
Which type of wiring diagram is used to inform the technician on where to connect electrical test equipment and provides wire identification? ## Footnote Lesson 4 Electrical Fundamentals
Connection ## Footnote M1L4T8 - Wiring Diagram Types (6.4.1)
69
Select the term that describes the symbol below. ## Footnote Lesson 4 Electrical Fundamentals
Motor – Represents a component which changes electrical energy into motion. | SEE IMAGE PAGE 7 VOL 1 ## Footnote M1L4T9 - Electrical Components and Symbols (6.4.2)
70
Select the term that describes the symbol below. ## Footnote Lesson 4 Electrical Fundamentals
Alarm – Represents a device which communicates if there is a problem. | SEE IMAGE PAGE 7 VOL 1 ## Footnote M1L4T9 - Electrical Components and Symbols (6.4.2)
71
Select the term that describes the symbol below. ## Footnote Lesson 4 Electrical Fundamentals
Transformer – Represents a power source having a primary and secondary side. | SEE IMAGE PAGE 7 VOL 1 ## Footnote M1L4T9 - Electrical Components and Symbols (6.4.2)
72
Select the term that describes the symbol below. ## Footnote Lesson 4 Electrical Fundamentals
Circuit Breaker – Represents the fault protection device for a circuit which is resettable. | SEE IMAGE PAGE 7 VOL 1 ## Footnote M1L4T9 - Electrical Components and Symbols (6.4.2)
73
What is used to calculate kilowatts? ## Footnote Lesson 5 Calculations
Voltage, amperage, power factor ## Footnote M1L5T1 - Calculate kW/kVA Load/Amperage Load (16.4.1 & 16.4.2)
74
When is power factor not used in an equation? ## Footnote Lesson 5 Calculations
When calculating real power ## Footnote M1L5T1 - Calculate kW/kVA Load/Amperage Load (16.4.1 & 16.4.2)
75
When solving for kW in a three-phase circuit, why is 1.73 used? ## Footnote Lesson 5 Calculations
1.732 stems from the square root of 3 to get an average across all phases. ## Footnote M1L5T1 - Calculate kW/kVA Load/Amperage Load (16.4.1 & 16.4.2)
76
When do you use a power factor, other than 0.8, for a three-phase power source? ## Footnote Lesson 5 Calculations
When otherwise specified ## Footnote M1L5T1 - Calculate kW/kVA Load/Amperage Load (16.4.1 & 16.4.2)
77
What is the first step in determining the fuel requirements for generator operations? ## Footnote Lesson 5 Calculations
Consumption rate ## Footnote M1L5T2 - Fuel Requirements (16.4.3)
78
Where can the rate of fuel consumption be found for a generator? ## Footnote Lesson 5 Calculations
Manufacturers manual or TO ## Footnote M1L5T2 - Fuel Requirements (16.4.3)
79
Why is 72 hours of fuel recommended for initial bed down of a BEAR Base? ## Footnote Lesson 5 Calculations
To give time to place power distribution equipment and get the power plant up. ## Footnote M1L5T2 - Fuel Requirements (16.4.3)
80
Knowing the amount of fuel required to operate at a generator site is critical to ensure what? ## Footnote Lesson 5 Calculations
That missions continue uninterrupted. ## Footnote M1L5T2 - Fuel Requirements (16.4.3)
81
What tool can be used, with the help of AF Form 487’s, to determine real property facility power requirements? ## Footnote Lesson 5 Calculations
A load table. ## Footnote M1L5T3 - Power Requirements (16.4.4)
82
What is NOT a method of determining power requirements? ## Footnote Lesson 5 Calculations
Using estimated load requirements ## Footnote M1L5T3 - Power Requirements (16.4.4)
83
Why is it important to know a facility’s power requirements? ## Footnote Lesson 5 Calculations
Generators must be capable of supporting the required load without being oversized or undersized. ## Footnote M1L5T3 - Power Requirements (16.4.4)
84
What is the name of an Army produced program that can aid in power requirements for a deployed location? ## Footnote Lesson 5 Calculations
AutoDISE ## Footnote M1L5T3 - Power Requirements (16.4.4)