WFM Vol. 1B

1. With a second-degree burn, the skin is best described as

Reddened.

Charred

Cooked.

Blistered

2. What should you do first if you get soaked with fuel?

Find the nearest emergency shower, remove your clothes and then drench yourself.

Find the nearest emergency shower and drench yourself with your clothes on.

Return to the shop and take a shower.

Go home and take a shower.

3. Where can you find most standard and some technical Air Force publications?

On file at the base library.

On the Air Force publishing website.

In a pouch attached to the associated equipment.

In the files maintained by the squadron historian.

4. Which one of the following is not considered a hazardous substance?

Oily rags.

Used fuel filters.

Lead paint chips.

Stagnant ditch water.

5. When disposing of waste water from a fuel tank bottom, where do you put it?

Sanitary sewer.

Oil/water separator.

Water treatment facility.

Sewage treatment facility.

6. A material that permits a large number of free electrons to move through it is called

An insulator

A conductor.

A resistor.

An ion.

7. (004) After use, fuel-soaked rags should be placed in

Hazardous waste storage areas.

Self-closing metal containers.

Containers filled with water.

Solid-waste disposal pits.

8. What is performed after a contractor has completed work?

Acceptance inspection

Facility board approval.

Change orders

Design review.

9. (003) How many feet per second (fps) is considered normal flow through a pipeline?

3 fps.

5 fps.

7–12 fps.

12–15 fps.

10. 3. (001) What is the flash point of JP–8 jet fuel?

–20ï‚°F

–40ï‚°F.

100F

140ï‚°F

11. (002) What is the human response to fuel vapor exposure at 10,000 pounds per minute (ppm) for 10 minutes?

Dizziness.

Nose and throat irritation.

Mucous membrane irritation and numbness.

Intoxication

12. What should you do for a person suffering from heat cramps?

Induce vomiting.

Move the victim to shade.

Remove the victim’s clothes.

Give the victim large amounts of water.

13. Who approves respirators worn by Air Force employees?

Bioenvironmental engineer (BE).

Base civil engineer.

Wing safety.

Supervisor.

14. 005) Fuel pipeline markings will be color coded in accordance with

AFM 85–16.

ETL 86–4.

AFI 36–2903.

MIL–STD–161.

15. What should you do if a conscious co-worker has swallowed JP–8?

Start cardio pulmonary resuscitation (CPR) immediately

Remove the co-worker from the area immediately

Give the person four or five glasses of water

Induce vomiting as soon as possible.

16. Which shell of the valence electrons determines whether a material is a good or a poor conductor of electricity?

Outermost shell.

Middle shell.

Second shell.

First shell.

17. When pressure is no longer applied to open an automatic valve, which of the following unbalanced forces closes it?

Fuel pressure and diaphragm weight.

Fuel pressure and spring tension.

Gravity and diaphragm weight.

Gravity and spring tension.

18. What does a direct drive pump generally use to absorb vibration?

Clam shell.

Universal joint.

Flexible coupling.

Mesh gear coupling.

19. A positive ion is best described as an atom that

Has an equal number of electrons and protons.

Has lost an electron and has more protons.

Has lost a proton and has more electrons.

Cannot throw off any protons.

20. What type of motor enclosure is used in fuel systems?

Closed

Drip-proof.

Splash-proof.

Explosive-proof.

21. What types of couplings do large motors normally use?

Simple and compound.

First and second class.

Single and multiple.

Rigid and flexible.

22. What should be your first check on a motor that seems to be overheating?

Load too big for the motor.

Shorted windings.

Ventilation.

Wire size.

23. What is the first step in replacing a fuse?

Get tools.

Obtain a fuse.

Call an electrician.

De-energize the switch box.

24. When a circuit breaker is in an overload condition it will

Trip

Blow

Melt

Alarm

25. (003) What type of outer garments are preferred when working around fueling operations to reduce the risk of static charges?

100 percent nylon.

100 percent cotton.

Combination blends of 50 percent cotton and 50 percent wool.

Combination blends of 50 percent cotton and 50 percent polyester.

26. Into how many titles is the Code of Federal Regulations (CFR) divided?

50

40.

30.

10.

27. Which of the following units of measurement would indicate volume of flow?

Barrels per hour.

Meters per hour

Feet per minute.

Inches per second

28. Which of the following statements defines the third law of motion?

More mass requires more force

Action is equal and opposite to reaction.

Less force is required once an object is set in motion.

Once an object is in motion it will continue in motion.

29. Using Pascal's principle, determine the pressure exerted in an enclosed 10-inch cylinder when a connected 1-inch cylinder has 15 pounds per square inch (psi) applied to it?

10 psi.

15 psi.

150 psi.

300 psi.

30. The uniform movement of electrons in a specific direction is called

Ionization.

Free electrons.

Electric current.

Electrical potential.

31. Which of these is the smallest current that can be fatal under certain conditions?

One-half of 1 amp.

One-third of 1 amp.

One-eighth of 1 amp.

One-tenth of 1 amp.

32. Ammeters are used to check for

Current draw (flow).

Electrical pressure.

Specific capacity.

Resistance

33. In a direct current (DC) motor, how are coil ends from the armature windings attached to a commutator (riser)?

Welded.

Wedged.

Soldered.

Brazed.

34. What type respirator will water and fuel system maintenance (WFM) personnel use for immediate danger to life and health (IDLH) conditions?

NBC gas mask.

Air purifying.

Supplied-air respirator.

Dual filter air purifying with battery backup.

35. When do the magnetic lines of force in a magnet cross?

When the north pole of a magnet is placed near the north pole of another magnet.

When the south pole of a magnet is placed near the north pole of another magnet.

When a permanent magnet and a temporary magnet are put together.

Magnetic lines of force never cross each other.

36. What is the resistance of a circuit with an applied voltage of 120 volts and a current flow of 9 amperes?

0.13 ohms.

1.3 ohms.

13.33 ohms.

108 ohms

37. (004) What single element of the fire triangle must we try to eliminate?

Air.

Fuel

Heat

Vapors.

38. Most Defense Energy Support Center (DESC) emergency projects involve an actual or threatening fuel spill and are of what nature?

Containment systems.

Mission Critical.

Environmental.

Cleanup.

39. Which of the following best describes a schematic diagram?

Used to show the wiring is marked numerically and alphanumerically.

Sometimes called a one-line diagram and is very useful in troubleshooting.

Can be used to help you connect all the wiring and trace any part of a circuit.

Internal connections are not shown and would be of little help in troubleshooting.

40. To which effect of current flow does a fuse react?

Heat.

Magnetism.

Physical shock.

Chemical change.

41. Who do you notify if you see contract workers performing work safely but incorrectly?

The contractor

Your supervisor.

Your commander.

The contract monitor.

42. How many different classes of levers are there?

Two.

Three

Four.

Five

43. What type of drive would use two turbine fans that face each other?

Flexible drive.

Direct drive.

Fluid drive.

Fan drive.

44. The easiest and simplest meter to use for measuring current flow in a circuit is

A voltmeter

An ohmmeter

A manometer

A clamp-on ammeter.

45. What type of current flow cannot be transformed from a higher voltage to a lower voltage?

Both alternating current (AC) and direct current (DC).

Fluctuating current

AC

DC

46. The most important safety precaution you should apply when using a multimeter is to

Select the correct scale.

Always adjust your meter to zero.

Always observe polarity when using the alternating current (AC) meter

Never touch the metal probes of either test lead while the circuit is energized.

47. The magnetic field of a three-phase motor rotor is caused by

Resistance in the squirrel cage.

Current flow in the rotor.

Impedance of the stator.

Voltage in the end bells.

48. Devices used in magnetic across-the-line motor controllers to prevent contact chatter are referred to as

Mechanical latches.

Plastic bumpers.

Shaded rings

An arc chute.

49. A motor that operates slowly may have a

Deficient voltage supply

Ventilation problem.

Bad conductor.

Blown fuse.

50. Which of the following units of measurement would indicate velocity of flow?

Feet per second.

Gallons per minute.

Cubic feet per second.

Cubic gallons per minute.

51. A magnet that is magnetized by induction from an external source is called

A natural magnet

An electromagnet

An artificial magnet

An electromechanical magnet.

52. What type diagram is a simple drawing showing the relationship of system major parts?

Block.

Wiring.

Schematic.

Connection.

53. Who manages the Petroleum Resource Automated Management (PETRO RAM) program?

Air Force Civil Engineer Support Agency.

Defense Energy Support Center.

Logistics Readiness Squadron.

Air Force Petroleum Office.

54. According to Ohm's law, how much voltage is needed to push 1 ampere of current through 1 ohm of resistance?

0.1 volt.

1 volt.

10 volts.

100 volts.

55. The motor that requires some starting means is the

Universal motor.

Direct current shunt motor.

Three-phase alternating current motor.

Single-phase alternating current motor.

56. What is the primary voltage of a transformer with a secondary voltage of 240 volts and is rated with a 1 to 3 ratio?

60 volts.

80 volts.

120 volts.

360 volts.

57. Rotor endplay should not exceed

1/64 to 1/32 of an inch

1/32 to 1/16 of an inch.

1/16 to 1/18 of an inch.

1/8 to 1/4 of an inch

58. What North Atlantic Treaty Organization (NATO) symbol is used on a automotive gasoline (MOGAS) pipeline?

F–34.

F–50.

F–57.

F–40

59. A single pulley with a radius of 2 inches has what kind of mechanical advantage?

1 to 1.

2 to 1.

3 to 1.

4 to 1.

60. The formula used to determine power is

Work/time.

Work × time.

Distance/time.

Distance × time.

61. Ohmmeters are used to check for

Current draw (flow).

Electrical pressure.

Specific capacity

Resistance

62. Normally, an across-the-line motor control stops and starts a motor and provides some type of

Motor over-current protection.

Lightning protection.

Motor speed control.

Frequency control.

63. On an across-the-line magnetic starter, the methods used to open the contacts when the electromagnetic coil is de-energized are

Spring tension and gravity

Metallic and magnetic

Thermal and hydraulic

Magnetic and thermal.

64. What are the two most common methods of producing voltage?

Chemical and mechanical.

Magnetic and mechanical

Chemical and heat.

Magnetic and heat

65. The National Electrical Code® (NEC) (National Fire Protection Association publication 70) is an example of what type of publication?The National Electrical Code® (NEC) (National Fire Protection Association publication 70) is an example of what type of publication?

Military

Standard.

Commercial.

Engineering technical letters.

66. How often does a review of each section's waste producing process need to be performed?

Semiannually

Bi-annually.

Quarterly.

Annually.

67. What are the four main properties that affect liquids?

Temperature, molecular attraction, gravity and expansion.

Weight, pressure, viscosity and temperature.

Pressure, temperature, vacuum and gravity.

Weight, gravity, heat and viscosity.

68. What is the formula for finding the static pressure exerted on the bottom of a fuel tank?

Depth × .344 × specific gravity.

Depth × .433 × specific gravity.

Depth × .344/specific gravity

Depth × .433/specific gravity

69. Which of the following physical factors affects the behavior of liquids in both rest and motion?

Friction, applied forces, and gravity.

Friction, inertia, and atmospheric pressure.

Gravity, atmospheric pressure, and inertia.

Gravity, atmospheric pressure, and applied forces.

70. The component of a 3-phase motor that converts electrical energy to mechanical energy is the

Armature.

End bell

Rotor.

Stator.

71. A step-up transformer produces a secondary voltage

Higher than the primary voltage and a secondary current lower than the primary current.

Lower than the primary voltage and a secondary current higher than the primary current.

And current higher than the voltage and current in the primary.

And current lower than the voltage and current in the primary.

72. What term describes the temperature at which a liquid actively starts to vaporize?

Boiling point.

Flash point.

Fire point.

Volatility.

73. Which of the following is the correct formula for determining the mechanical advantage of the wheel and axle?

Radius of crank/radius of axle.

Radius of crank × radius of axle.

Radius of wheel/diameter of axle.

Radius of wheel × diameter of axle.

74. What would the mechanical advantage be if you used a block and tackle with seven supporting ropes, counting the rope you use to pull on?

5 to 1.

6 to 1.

7 to 1.

8 to 1.

75. Fuel systems are designed so that normal operating fuel flow will not exceed

7 feet per second (fps).

12 fps

25 fps.

30 fps.

76. A complete cycle of pressure waves and reversals of flow during hydraulic shock occupies the time required for

One round trip.

Two round trips

One-and-a-half round trips.

Two-and-a-half round trips.

77. Which law is used to help determine the size pump required to move liquid?

Fourth.

Third.

Second.

First.

78. In a magnetic motor control, when the operating coil is energized, what component does it attract?

Rotor.

Armature

Overload relay.

Main contacts

79. Which one of the following is not a type of shaft misalignment? a. Combination.

Combination.Combination.

Skewed.

Angular.

Parallel

80. American Petroleum Institute (API) publications are useful when determining what type of fuels-related requirements?

Environmental restrictions and transportation.

Construction, inspections and repair.

Emergency planning and response.

Testing and quality control.

81. What type of liquid flow would be found close to the wall of a pipeline, and why?

Turbulent, very high velocity.

Turbulent, very little velocity.

Laminar, very high velocity.

Laminar, very little velocity

82. What Air Force publication governs the wear of respirators?

AFOSH STD 48–137.

AFOSH STD 91–25.

AFPAM 36–2903

MIL–HDBK–32–1275.

83. What area is Title 40 of the Code of Federal Regulations (CFR) concerned with?

Labor.

Fuel Systems.

Transportation.

Protection of the Environment.

84. A centrifugal switch is used in a single-phase motor to

De-energize the field windings

De-energize the start windings.

Engage the run windings

Engage the power leads.

85. Which of the following is an example of a technical publication?

Air Force Occupational Safety and Health (AFOSH) standard

Unified Facility Criteria (UFC).

Manufacturer’s manual.

Air Force instruction.

86. Which of these items is not a part of a direct current (DC) motor?

Stator.

End bells.

Armature

Brush assembly.

87. What circuit fault exists if there is continuity across any two conductors?

Open circuit

Closed circuit.

Shorted circuit

Grounded circuit

88. Which properties make JP–4 the most dangerous of all the fuels?

High density and low vaporization.

Low density and high specific gravity.

High vapor pressure and low volatility.

Low vapor pressure and high volatility.

89. What type of publication gives you specific guidance to organize, prepare, execute and document particular programs and actions?

Standard.

Technical.

Technical-based.

Information-based.

90. Which of the following is not a circuit fault?

Open circuit.

Closed circuit.

Shorted circuit.

Grounded circuit.

91. An increase in temperature causes viscous liquids to flow

Faster and increase in weight.

Faster and decrease in weight

Slower and increase in weight

Slower and decrease in weight

92. The reading on a voltmeter indicates

Current draw (flow).

Electrical pressure.

Specific capacity.

Resistance

93. Which type of controller provides a highly accurate method of motor starting and speed control?

Solid-state starter.

Manual controller.

Single-phase controller.

Three-phase controller.

94. If a ground exists in a conductor you are testing, you will get a reading of

Zero on an ammeter.

Zero on an ohmmeter

Infinity (∞) on an ammeter.

Infinity (∞) on an ohmmeter

95. What happens to fuel's kinetic energy and the pressure it will exert when it passes through a venturi?

Energy increases and pressure increases.

Energy increases and pressure decreases.

Energy decreases and pressure increases.

Energy decreases and pressure decreases.

96. When you clean a motor with compressed air, what is the maximum air pressure to use in pounds per square inch (psi)?

15 psi

25 psi

35 psi

50 psi.

97. How much power would be used to move a 15-pound valve housing 10 feet in 5 minutes?

15 foot-pounds/minute.

30 foot-pounds/minute.

150 foot-pounds/minute.

300 foot-pounds/minute.

98. Laminar flow usually occurs in what size pipelines and at what type velocities?

Large diameter and low velocities.

Small diameter and low velocities.

Large diameter and high velocities.

Small diameter and high velocities.

99. Which publication lists the recurring maintenance actions and frequencies for petroleum systems?

National Fire Protection Association publication 70 (NFPA 70).

American Petroleum Institute (API) Std 650.

Unified Facilities Criteria (UFC) 3–460–03.

Military Standard (MIL-STD)–161.

100. Ferrule type cartridge fuses have an amperage rating between what values?

0.125 and 30.

0.5 and 60.

1 and 100.

60 and 600.

Wfm Vol. 1b

1. With a second-degree burn, the skin is best described as

2.

What first name or nickname would you like us to use?

2. What should you do first if you get soaked with fuel?

3. Where can you find most standard and some technical Air Force publications?

4. Which one of the following is not considered a hazardous substance?

5. When disposing of waste water from a fuel tank bottom, where do you put it?

6. A material that permits a large number of free electrons to move through it is called

7. (004) After use, fuel-soaked rags should be placed in

8. What is performed after a contractor has completed work?

9. (003) How many feet per second (fps) is considered normal flow through a pipeline?

10. 3. (001) What is the flash point of JP–8 jet fuel?

11. (002) What is the human response to fuel vapor exposure at 10,000 pounds per minute (ppm) for 10 minutes?

12. What should you do for a person suffering from heat cramps?

13. Who approves respirators worn by Air Force employees?

14. 005) Fuel pipeline markings will be color coded in accordance with

15. What should you do if a conscious co-worker has swallowed JP–8?

16. Which shell of the valence electrons determines whether a material is a good or a poor conductor of electricity?

17. When pressure is no longer applied to open an automatic valve, which of the following unbalanced forces closes it?

18. What does a direct drive pump generally use to absorb vibration?

19. A positive ion is best described as an atom that

20. What type of motor enclosure is used in fuel systems?

21. What types of couplings do large motors normally use?

22. What should be your first check on a motor that seems to be overheating?

23. What is the first step in replacing a fuse?

24. When a circuit breaker is in an overload condition it will

25. (003) What type of outer garments are preferred when working around fueling operations to reduce the risk of static charges?

26. Into how many titles is the Code of Federal Regulations (CFR) divided?

27. Which of the following units of measurement would indicate volume of flow?

28. Which of the following statements defines the third law of motion?

29. Using Pascal's principle, determine the pressure exerted in an enclosed 10-inch cylinder when a connected 1-inch cylinder has 15 pounds per square inch (psi) applied to it?

30. The uniform movement of electrons in a specific direction is called

31. Which of these is the smallest current that can be fatal under certain conditions?

32. Ammeters are used to check for

33. In a direct current (DC) motor, how are coil ends from the armature windings attached to a commutator (riser)?

34. What type respirator will water and fuel system maintenance (WFM) personnel use for immediate danger to life and health (IDLH) conditions?

35. When do the magnetic lines of force in a magnet cross?

36. What is the resistance of a circuit with an applied voltage of 120 volts and a current flow of 9 amperes?

37. (004) What single element of the fire triangle must we try to eliminate?

38. Most Defense Energy Support Center (DESC) emergency projects involve an actual or threatening fuel spill and are of what nature?

39. Which of the following best describes a schematic diagram?

40. To which effect of current flow does a fuse react?

41. Who do you notify if you see contract workers performing work safely but incorrectly?

42. How many different classes of levers are there?

43. What type of drive would use two turbine fans that face each other?

44. The easiest and simplest meter to use for measuring current flow in a circuit is

45. What type of current flow cannot be transformed from a higher voltage to a lower voltage?

46. The most important safety precaution you should apply when using a multimeter is to

47. The magnetic field of a three-phase motor rotor is caused by

48. Devices used in magnetic across-the-line motor controllers to prevent contact chatter are referred to as

49. A motor that operates slowly may have a

50. Which of the following units of measurement would indicate velocity of flow?

51. A magnet that is magnetized by induction from an external source is called

52. What type diagram is a simple drawing showing the relationship of system major parts?

53. Who manages the Petroleum Resource Automated Management (PETRO RAM) program?

54. According to Ohm's law, how much voltage is needed to push 1 ampere of current through 1 ohm of resistance?

55. The motor that requires some starting means is the

56. What is the primary voltage of a transformer with a secondary voltage of 240 volts and is rated with a 1 to 3 ratio?

57. Rotor endplay should not exceed

58. What North Atlantic Treaty Organization (NATO) symbol is used on a automotive gasoline (MOGAS) pipeline?

59. A single pulley with a radius of 2 inches has what kind of mechanical advantage?

60. The formula used to determine power is

61. Ohmmeters are used to check for

62. Normally, an across-the-line motor control stops and starts a motor and provides some type of

63. On an across-the-line magnetic starter, the methods used to open the contacts when the electromagnetic coil is de-energized are

64. What are the two most common methods of producing voltage?

65. The National Electrical Code® (NEC) (National Fire Protection Association publication 70) is an example of what type of publication?The National Electrical Code® (NEC) (National Fire Protection Association publication 70) is an example of what type of publication?

66. How often does a review of each section's waste producing process need to be performed?

67. What are the four main properties that affect liquids?

68. What is the formula for finding the static pressure exerted on the bottom of a fuel tank?

69. Which of the following physical factors affects the behavior of liquids in both rest and motion?

70. The component of a 3-phase motor that converts electrical energy to mechanical energy is the

71. A step-up transformer produces a secondary voltage

72. What term describes the temperature at which a liquid actively starts to vaporize?

73. Which of the following is the correct formula for determining the mechanical advantage of the wheel and axle?

74. What would the mechanical advantage be if you used a block and tackle with seven supporting ropes, counting the rope you use to pull on?

75. Fuel systems are designed so that normal operating fuel flow will not exceed

76. A complete cycle of pressure waves and reversals of flow during hydraulic shock occupies the time required for

77. Which law is used to help determine the size pump required to move liquid?