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Study questions for the advancement exams.

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ABF Quality Assurance

Frage 1 von 36

1

How are petroleum fuels in liquid form compared to water?

Wähle eine der folgenden:

  • They weigh the same as water at 60 degrees Fahrenheit

  • They are heavier than air

  • They are lighter than water

  • They weigh the same as air at 70 degrees Fahrenheit

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Frage 2 von 36

1

Compared to air, petroleum fuels in vapor form have which of the following characteristics?

Wähle eine der folgenden:

  • They weigh the same as air at 60 degrees Fahrenheit

  • They are heavier than air

  • They are lighter than air

  • They weigh the same as air at 70 degrees Fahrenheit

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Frage 3 von 36

1

Petroleum fuel vapors remaining from a spill are extremely dangerous because of which factor?

Wähle eine der folgenden:

  • They readily evaporate

  • They tend to remain close to the ground

  • They saturate porous material

  • They saturate the ground

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Frage 4 von 36

1

Because of its high flash point, JP-5 is the only jet fuel authorized for fueling aircraft on navy ships. When JP-8 is mixed with JP-5, what happens?

Wähle eine der folgenden:

  • The flash point of JP-8 raises and it becomes safe for shipboard use

  • The flash point of JP-5 is lowered and it becomes unsafe for shipboard use

  • A chemical reaction takes place that makes both fuels unusable

  • Based on the amount of each fuel in the mixture, either JP-6 or JP-7 is created

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Frage 5 von 36

1

What is the minimum flash point of JP-5?

Wähle eine der folgenden:

  • 128 Degrees Fahrenheit

  • 130 Degrees Fahrenheit

  • 140 Degrees Fahrenheit

  • 142 Degrees Fahrenheit

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Frage 6 von 36

1

If rags or clothing become soaked with JP-5, the JP-5 becomes highly flammable. What term describes this action?

Wähle eine der folgenden:

  • Saturation

  • Wicking

  • Candling

  • Soaking

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Frage 7 von 36

1

Specific gravity determinations are correlated to what temperature according to ASTM standard D1250-80?

Wähle eine der folgenden:

  • 45 Degrees Fahrenheit

  • 100 Degrees Fahrenheit

  • 75 Degrees Fahrenheit

  • 60 Degrees Fahrenheit

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Frage 8 von 36

1

What is the measure of a liquid's resistance to flow called?

Wähle eine der folgenden:

  • Volatility

  • Solvency

  • Flash point

  • Viscosity

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Frage 9 von 36

1

What is the minimum percentage of gasoline vapor, by volume, for it to burn or explode?

Wähle eine der folgenden:

  • 1%

  • 3%

  • 5%

  • 6%

Erklärung

Frage 10 von 36

1

What term describes the lowest temperature at which fuel vaporizes enough to form a combustible vapor?

Wähle eine der folgenden:

  • Freezing point

  • Flash point

  • Auto-ignition temperature

  • Boiling point

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Frage 11 von 36

1

Why is a fuel spill on an asphalt surface more damaging than a fuel spill on a concrete surface?

Wähle eine der folgenden:

  • The vapors will spread faster on the asphalt surface

  • The asphalt surface will lose its color

  • The fuel will dissolve the asphalt surface

  • The asphalt will react to the fuel and spontaneously combust

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Frage 12 von 36

1

What is the NATO number for JP-5?

Wähle eine der folgenden:

  • F-40

  • F-42

  • F-46

  • F-44

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Frage 13 von 36

1

What does the prolonged inhalation of fuel vapors cause?

Wähle eine der folgenden:

  • Dizziness, nausea, death

  • Vertigo

  • Cancer

  • Leukemia

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Frage 14 von 36

1

From the standpoint of fire and explosion, which fuel is the safest?

Wähle eine der folgenden:

  • MOGAS

  • JP-8+100

  • JP-5

  • JP-8

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Frage 15 von 36

1

What visual standards must jet fuel meet to be acceptable for delivery to aircraft?

Wähle eine der folgenden:

  • Clean and bright

  • Clear and free of water

  • Clear and sparkling

  • Clean and colorless

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Frage 16 von 36

1

Which of the following is NOT a form of water contamination found in fuels?

Wähle eine der folgenden:

  • Dissolved

  • Hanging

  • Entrained

  • Free

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Frage 17 von 36

1

What are the most common types of sediment found in fuel?

Wähle eine der folgenden:

  • Paint and rubber

  • Metal and rust

  • Rust and sand

  • Sand and metal

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Frage 18 von 36

1

Which statement gives the description for entrained water?

Wähle eine der folgenden:

  • Dissolved water absorbed in fuel that is NOT visible

  • Free water that has NOT settled to the bottom

  • Water-in-fuel emulsions

  • A mixture of fresh and salt water

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Frage 19 von 36

1

The division between course and fine sediment is made at?

Wähle eine der folgenden:

  • 1 micron

  • 10 microns

  • 100 microns

  • 1,000 microns

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Frage 20 von 36

1

Which of the following is a description of microbiological growth in fuel?

Wähle eine der folgenden:

  • Dark colored, fibrous, and stringy

  • Dark colored, fibrous, and ball shaped

  • Straw colored, mayonnaise-like, and stringy

  • Straw colored, mayonnaise-like, and ball shaped

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Frage 21 von 36

1

The most common emulsion is the water-in-fuel emulsion. What does it look like?

Wähle eine der folgenden:

  • A light-to-heavy cloud

  • A heavy-to-light cloud

  • A dark, reddish haze

  • A brown haze

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Frage 22 von 36

1

Which mechanical method, if any, is used to separate commingled fuels?

Wähle eine der folgenden:

  • Settling

  • Filtering

  • Centrifuging

  • None

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Frage 23 von 36

1

A representative sampling of a large stock of packaged fuel revealed contamination sufficient to make the entire supply suspect. Further samples are taken, labeled, and sent to be tested. What were the first and subsequent samples taken?

Wähle eine der folgenden:

  • A composite sample, and the others were routine samples

  • A routine sample, and the others were special samples

  • A routine sample, and the others were composite samples

  • A special sample, and the others were routine samples

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Frage 24 von 36

1

If adjustment of the light bulb holder is required, what position should the filament on the light bulb be in after the adjustment is made?

Wähle eine der folgenden:

  • Up

  • Down

  • Vertical

  • Horizontal

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Frage 25 von 36

1

Fuel sample containers used for sediment and water tests must be made of what construction?

Wähle eine der folgenden:

  • Glass with metal top

  • A nonmetallic material with glass linings

  • Glass bottle with nonmetallic top

  • Metal with glass linings

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Frage 26 von 36

1

Why should two millipore filters be used when a sediment test is conducted?

Wähle eine der folgenden:

  • To increase the speed of filtration

  • In case one is ripped or torn during the filtration cycle

  • To allow sediment to be trapped between the two

  • To eliminate any fuel color effect and it increases accuracy

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Frage 27 von 36

1

When preparing to conduct a sediment test with the CCFD, you should fill the polyethylene bottle with how much fuel?

Wähle eine der folgenden:

  • 500 ml

  • 600 ml

  • 700 ml

  • 800 ml

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Frage 28 von 36

1

What is the main function of the water detection component of the CCFD?

Wähle eine der folgenden:

  • To measure free water

  • To measure dissolved water

  • To detect salt water

  • To detect fresh water

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Frage 29 von 36

1

A sample tested indicates that more than 20 ppm water is present. What additional test must you perform?

Wähle eine der folgenden:

  • Test a second standard sample and double the results

  • Test another standard sample in the same manner to verify the accuracy of the first sample, and then log the results

  • Test a second sample one-half the size of the standard sample and double the results

  • Test another standard sample and divide the results by 2

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Frage 30 von 36

1

What method does the NAVIFLASH flash point tester use to ignite combustible vapors?

Wähle eine der folgenden:

  • Open flame

  • Electric spark

  • Heat sensor

  • Thermo imaging

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Frage 31 von 36

1

What does FSII mean?

Wähle eine der folgenden:

  • Fuel system initial installation

  • Fuel system internal instruments

  • Fuel system icing inhibitor

  • Fuel system internal inhibitors

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Frage 32 von 36

1

What type of light source, if any, should you use when operating the refractometer?

Wähle eine der folgenden:

  • Fluorescent or incandescent bulb

  • Natural sunlight

  • Ultra-violet

  • None

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Frage 33 von 36

1

After adding 2 ml of water to the fuel for a FSII test, how long must the sample then be shaken?

Wähle eine der folgenden:

  • 1 min

  • 2 min

  • 3 min

  • 4 min

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Frage 34 von 36

1

What is the minimum use level for USN and USMC aircraft that require FSII?

Wähle eine der folgenden:

  • .01%

  • .02%

  • .03%

  • .04

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Frage 35 von 36

1

What instrument is used to measure the specific gravity of petroleum products?

Wähle eine der folgenden:

  • Handimeter

  • Beaker

  • Gravity gage

  • Hydrometer

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Frage 36 von 36

1

To be acceptable for delivery to aircraft, jet fuels must NOT contain how much free water?

Wähle eine der folgenden:

  • 10 ppm

  • 15 ppm

  • 2 mg/l

  • 5 mg/l

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