Quiz
ABF Quality Assurance
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Questions in this quiz (36)
1How are petroleum fuels in liquid form compared to water?
- AThey weigh the same as water at 60 degrees Fahrenheit
- BThey are heavier than air
- CThey are lighter than water
- DThey weigh the same as air at 70 degrees Fahrenheit
2Compared to air, petroleum fuels in vapor form have which of the following characteristics?
- AThey weigh the same as air at 60 degrees Fahrenheit
- BThey are heavier than air
- CThey are lighter than air
- DThey weigh the same as air at 70 degrees Fahrenheit
3Petroleum fuel vapors remaining from a spill are extremely dangerous because of which factor?
- AThey readily evaporate
- BThey tend to remain close to the ground
- CThey saturate porous material
- DThey saturate the ground
4Because 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?
- AThe flash point of JP-8 raises and it becomes safe for shipboard use
- BThe flash point of JP-5 is lowered and it becomes unsafe for shipboard use
- CA chemical reaction takes place that makes both fuels unusable
- DBased on the amount of each fuel in the mixture, either JP-6 or JP-7 is created
5What is the minimum flash point of JP-5?
- A128 Degrees Fahrenheit
- B130 Degrees Fahrenheit
- C140 Degrees Fahrenheit
- D142 Degrees Fahrenheit
6If rags or clothing become soaked with JP-5, the JP-5 becomes highly flammable. What term describes this action?
- ASaturation
- BWicking
- CCandling
- DSoaking
7Specific gravity determinations are correlated to what temperature according to ASTM standard D1250-80?
- A45 Degrees Fahrenheit
- B100 Degrees Fahrenheit
- C75 Degrees Fahrenheit
- D60 Degrees Fahrenheit
8What is the measure of a liquid's resistance to flow called?
- AVolatility
- BSolvency
- CFlash point
- DViscosity
9What is the minimum percentage of gasoline vapor, by volume, for it to burn or explode?
- A1%
- B3%
- C5%
- D6%
10What term describes the lowest temperature at which fuel vaporizes enough to form a combustible vapor?
- AFreezing point
- BFlash point
- CAuto-ignition temperature
- DBoiling point
11Why is a fuel spill on an asphalt surface more damaging than a fuel spill on a concrete surface?
- AThe vapors will spread faster on the asphalt surface
- BThe asphalt surface will lose its color
- CThe fuel will dissolve the asphalt surface
- DThe asphalt will react to the fuel and spontaneously combust
12What is the NATO number for JP-5?
- AF-40
- BF-42
- CF-46
- DF-44
13What does the prolonged inhalation of fuel vapors cause?
- ADizziness, nausea, death
- BVertigo
- CCancer
- DLeukemia
14From the standpoint of fire and explosion, which fuel is the safest?
- AMOGAS
- BJP-8+100
- CJP-5
- DJP-8
15What visual standards must jet fuel meet to be acceptable for delivery to aircraft?
- AClean and bright
- BClear and free of water
- CClear and sparkling
- DClean and colorless
16Which of the following is NOT a form of water contamination found in fuels?
- ADissolved
- BHanging
- CEntrained
- DFree
17What are the most common types of sediment found in fuel?
- APaint and rubber
- BMetal and rust
- CRust and sand
- DSand and metal
18Which statement gives the description for entrained water?
- ADissolved water absorbed in fuel that is NOT visible
- BFree water that has NOT settled to the bottom
- CWater-in-fuel emulsions
- DA mixture of fresh and salt water
19The division between course and fine sediment is made at?
- A1 micron
- B10 microns
- C100 microns
- D1,000 microns
20Which of the following is a description of microbiological growth in fuel?
- ADark colored, fibrous, and stringy
- BDark colored, fibrous, and ball shaped
- CStraw colored, mayonnaise-like, and stringy
- DStraw colored, mayonnaise-like, and ball shaped
21The most common emulsion is the water-in-fuel emulsion. What does it look like?
- AA light-to-heavy cloud
- BA heavy-to-light cloud
- CA dark, reddish haze
- DA brown haze
22Which mechanical method, if any, is used to separate commingled fuels?
- ASettling
- BFiltering
- CCentrifuging
- DNone
23A 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?
- AA composite sample, and the others were routine samples
- BA routine sample, and the others were special samples
- CA routine sample, and the others were composite samples
- DA special sample, and the others were routine samples
24If adjustment of the light bulb holder is required, what position should the filament on the light bulb be in after the adjustment is made?
- AUp
- BDown
- CVertical
- DHorizontal
25Fuel sample containers used for sediment and water tests must be made of what construction?
- AGlass with metal top
- BA nonmetallic material with glass linings
- CGlass bottle with nonmetallic top
- DMetal with glass linings
26Why should two millipore filters be used when a sediment test is conducted?
- ATo increase the speed of filtration
- BIn case one is ripped or torn during the filtration cycle
- CTo allow sediment to be trapped between the two
- DTo eliminate any fuel color effect and it increases accuracy
27When preparing to conduct a sediment test with the CCFD, you should fill the polyethylene bottle with how much fuel?
- A500 ml
- B600 ml
- C700 ml
- D800 ml
28What is the main function of the water detection component of the CCFD?
- ATo measure free water
- BTo measure dissolved water
- CTo detect salt water
- DTo detect fresh water
29A sample tested indicates that more than 20 ppm water is present. What additional test must you perform?
- ATest a second standard sample and double the results
- BTest another standard sample in the same manner to verify the accuracy of the first sample, and then log the results
- CTest a second sample one-half the size of the standard sample and double the results
- DTest another standard sample and divide the results by 2
30What method does the NAVIFLASH flash point tester use to ignite combustible vapors?
- AOpen flame
- BElectric spark
- CHeat sensor
- DThermo imaging
31What does FSII mean?
- AFuel system initial installation
- BFuel system internal instruments
- CFuel system icing inhibitor
- DFuel system internal inhibitors
32What type of light source, if any, should you use when operating the refractometer?
- AFluorescent or incandescent bulb
- BNatural sunlight
- CUltra-violet
- DNone
33After adding 2 ml of water to the fuel for a FSII test, how long must the sample then be shaken?
- A1 min
- B2 min
- C3 min
- D4 min
34What is the minimum use level for USN and USMC aircraft that require FSII?
- A.01%
- B.02%
- C.03%
- D.04
35What instrument is used to measure the specific gravity of petroleum products?
- AHandimeter
- BBeaker
- CGravity gage
- DHydrometer
36To be acceptable for delivery to aircraft, jet fuels must NOT contain how much free water?
- A10 ppm
- B15 ppm
- C2 mg/l
- D5 mg/l
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- Description
- Study questions for the advancement exams.
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- opticknight
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- English
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