Quiz Over Behavior Of Liquids And Gases
There are three main states of matter namely, solids, liquids, and gasses. In this quiz, we look deeply into the volume of liquids and gasses and their behaviors in different conditions. All the best as you test and advance your knowledge.
- 1.
What is a major difference between a gas and a liquid?
- A.
A liquid is far less compressible than a gas.
- B.
A gas is far less compressible than a liquid.
- C.
A liquid is more combustible than a gas.
- D.
A gas is more combustible than a liquid.
Correct Answer
A. A liquid is far less compressible than a gas.Explanation
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- 2.
What is the lifting force of a liquid called?
- A.
Laminar
- B.
Interface
- C.
Buoyance
- D.
Dynamic pressure
Correct Answer
C. BuoyanceExplanation
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- 3.
Which best describes immiscible liquids?
- A.
They mix well together
- B.
One liquid will float on the other
- C.
They will become an entrained solution
- D.
They will repel each other and react violently
Correct Answer
B. One liquid will float on the otherExplanation
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- 4.
Which unit of measurement would indicate velocity of flow?
- A.
Feet per second
- B.
Gallons per minute
- C.
Cubic feet per second
- D.
Cubic gallons per minute
Correct Answer
A. Feet per secondExplanation
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- 5.
Which physical factor affects the behavior of liquids in both rest and motion?
- A.
Friction, applied forces, and gravity
- B.
Friction, inertia, and atmospheric pressure
- C.
Gravity, atmospheric pressure, and inertia
- D.
Gravity, atmospheric pressure, and applied forces
Correct Answer
D. Gravity, atmospHeric pressure, and applied forcesExplanation
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- 6.
What determines the intensity of the excess pressure in a water-hammer wave?
- A.
The size of the pipe
- B.
The specific gravity of the fuel
- C.
The change in gallons per minute
- D.
The amount of extinguished velocity
Correct Answer
D. The amount of extinguished velocityExplanation
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- 7.
Which type of measurement may be used to express pressure?
- A.
Kilograms
- B.
Pounds
- C.
Tons
- D.
Pounds per square inch
Correct Answer
D. Pounds per square inchExplanation
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- 8.
The standard measure for atmospheric pressure is equal to how many pounds per square inch?
- A.
13.1 psi
- B.
14.7 psi
- C.
15.2 psi
- D.
17.0 psi
Correct Answer
B. 14.7 psiExplanation
Atmospheric pressure is the force exerted by the weight of the atmosphere. It is commonly measured in pounds per square inch (psi). The standard measure for atmospheric pressure is 14.7 psi. This value is based on the average atmospheric pressure at sea level, where the weight of the atmosphere is balanced by the force of gravity.Rate this question:
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- 9.
What type of pressure reading is also referred to as overpressure?
- A.
Zero pressure
- B.
Gauge pressure
- C.
Absolute pressure
- D.
Atmospheric pressure
Correct Answer
B. Gauge pressureExplanation
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- 10.
What term is used to describe the total pressure acting as a gas?
- A.
Overpressure
- B.
Gauge pressure
- C.
Absolute pressure
- D.
Atmospheric pressure
Correct Answer
C. Absolute pressureExplanation
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- 11.
Which temperature scale is commonly used for scientific measurements?
- A.
Kelvin scale
- B.
Rankine scale
- C.
Reaumur scale
- D.
Fahrenheit scale
Correct Answer
A. Kelvin scaleExplanation
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- 12.
Which gas law declares that cooling a gas decreases its volume?
- A.
Boyle’s law
- B.
Charles’ law
- C.
Dalton’s law
- D.
Gay-Lussac’s law
Correct Answer
B. Charles’ lawExplanation
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- 13.
Two or more atoms combined is called a
- A.
A compound
- B.
An element
- C.
A molecule
- D.
A mixture
Correct Answer
C. A moleculeExplanation
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- 14.
According to the electron theory, atoms are composed of
- A.
Protons, neutrons, and electrons
- B.
Neutrons, elements, and protons
- C.
Electrons, molecules, and elements
- D.
Electrons, neutrons, and matter
Correct Answer
A. Protons, neutrons, and electronsExplanation
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- 15.
How do the charges of protons and electrons differ?
- A.
Protons have positive charges, and electrons have neutral charges
- B.
Protons have neutral charges, and electrons have positive charges
- C.
Protons have negative charges, and electrons have positive charges
- D.
Protons have positive charges, and electrons have negative charges
Correct Answer
D. Protons have positive charges, and electrons have negative chargesExplanation
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- 16.
The uniform movement of electrons in a specific direction is called
- A.
Electrical potential
- B.
Free electrons
- C.
Electric current
- D.
Ionization
Correct Answer
C. Electric currentExplanation
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- 17.
Which shell of the valence electrons determines whether a material is a good or a poor conductor of electricity?
- A.
The outermost shell
- B.
The middle shell
- C.
The second shell
- D.
The first shell
Correct Answer
A. The outermost shellExplanation
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- 18.
Which statement best describes a positive ion?
- A.
An atom that lost a proton and has more electrons
- B.
An atom that lost an electron and has more protons
- C.
An atom that has an equal number of electrons and protons
- D.
An atom that cannot throw off any protons
Correct Answer
B. An atom that lost an electron and has more protonsExplanation
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- 19.
What effect of current causes an electric motor to produce mechanical energy?
- A.
Heat
- B.
Magnetism
- C.
Chemical
- D.
Reactance
Correct Answer
B. MagnetismExplanation
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- 20.
What is the unit of measurement of electrical power?
- A.
Watts
- B.
Volts
- C.
Amps
- D.
Ohms
Correct Answer
A. WattsExplanation
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- 21.
A 3-hoursepower motor consumes how much power?
- A.
755 W
- B.
1,534 W
- C.
2,023 W
- D.
2,238 W
Correct Answer
D. 2,238 WExplanation
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- 22.
A magnet that is magnetized by induction from an external source is called?
- A.
A natural magnet
- B.
An electromagnet
- C.
An artificial magnet
- D.
An electromechanical magnet
Correct Answer
C. An artificial magnetExplanation
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- 23.
When do the magnetic lines of force in a magnet cross?
- A.
When the north pole of a magnet is placed near the north pole of another magnet.
- B.
When the south pole of a magnet is placed near the north pole of another magnet.
- C.
When a permanent magnet and a temporary magnet are put together.
- D.
Magnetic lines of force never cross each other.
Correct Answer
D. Magnetic lines of force never cross each other.Explanation
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- 24.
What are the two most common methods of producing voltage?
- A.
Magnetic and heat
- B.
Chemical and heat
- C.
Chemical and mechanical
- D.
Magnetic and mechanical
Correct Answer
C. Chemical and mechanicalExplanation
Chemical and mechanical are the two most common methods of producing voltage. Chemical processes, such as those in batteries, can generate an electric potential difference by converting chemical energy into electrical energy. Mechanical methods, such as generators, produce voltage by converting mechanical energy into electrical energy through the movement of magnets or coils.Rate this question:
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- 25.
What type of current flow is the result of voltages produced by batteries and thermocouples?
- A.
Open current
- B.
Direct current
- C.
Latent current
- D.
Alternating current
Correct Answer
B. Direct currentExplanation
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- 26.
What type(s) of current flow cannot be transformed from a higher voltage to a lower voltage?
- A.
Latent current
- B.
Direct current
- C.
Latent and open current
- D.
Alternating and direct current
Correct Answer
B. Direct currentExplanation
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- 27.
What are the three things needed to produce voltage by the principle of electromagnetic induction?
- A.
Coil, core, and current
- B.
Magnet, housing, and prime mover
- C.
Coil, conductors, and relative motion
- D.
Magnetic field, conductor, and relative motion
Correct Answer
D. Magnetic field, conductor, and relative motionExplanation
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- 28.
What type of material is used to construct the fuel tank on the R-11?
- A.
Titanium
- B.
Stainless steel
- C.
Sheet aluminum alloy
- D.
Steel-reinforced carbon fiber
Correct Answer
C. Sheet aluminum alloyExplanation
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- 29.
Which is not a type of positive displacement pump?
- A.
Gear
- B.
Piston
- C.
Rotary
- D.
Centrifugal
Correct Answer
D. CentrifugalExplanation
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- 30.
What term is used to define the process that takes place when water forms into droplets after passing through filter elements?
- A.
Separation
- B.
Integration
- C.
Coalescing
- D.
Commingling
Correct Answer
C. CoalescingExplanation
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- 31.
What filter separator component prevents pressure surges from damaging dispensing pressure control systems?
- A.
Air eliminator
- B.
Water slug valve
- C.
Float control valve
- D.
Mainline control valve
Correct Answer
A. Air eliminatorExplanation
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- 32.
What type of meter is used on most fuel dispensing systems?
- A.
Tri-rotor, positive displacement
- B.
Bi-rotor, positive displacement
- C.
Single-stage, bi-directional
- D.
Dual-stage, bi-directional
Correct Answer
B. Bi-rotor, positive displacementExplanation
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- 33.
What item protects fuel dispensing system electrical components against overload?
- A.
Automatic reset-type circuit breakers
- B.
Manual reset-type circuit breakers
- C.
Twenty-five amp Bosch-type fuse
- D.
Ten amp ATO fuse
Correct Answer
A. Automatic reset-type circuit breakersExplanation
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- 34.
What type of lubricant is used to lubricate the power takeoff (PTO) on a fuel dispensing system?
- A.
Thirty-weight motor oil
- B.
Ninety-weight gear oil
- C.
Synthetic gear lube
- D.
Silicone grease
Correct Answer
B. Ninety-weight gear oilExplanation
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- 35.
What component found on R-11s and R-12s prevents the auxiliary throttle from operating unless the power takeoff (PTO) is engaged?
- A.
PTO interlock system
- B.
Throttle interlock system
- C.
Emergency shutdown switch
- D.
Emergency engine kill switch
Correct Answer
B. Throttle interlock systemExplanation
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- 36.
What fuel dispensing system component controls system fuel pressure?
- A.
Bypass system
- B.
Mainline system
- C.
Hose reel control
- D.
Deadman control
Correct Answer
A. Bypass systemExplanation
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- 37.
During bottom loading operations, what occurs when the signal to the bottom loading optic probe is lost?
- A.
The bottom loading valve modulates to prevent deadheading
- B.
The electronic control module cuts power to the fillstand pump
- C.
The bottom loading valve cuts power to the electronic control module
- D.
The electronic control module cuts power to the bottom loading electric air solenoid
Correct Answer
D. The electronic control module cuts power to the bottom loading electric air solenoidExplanation
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- 38.
When should Bourdon gauges be calibrated?
- A.
Quarterly
- B.
Semiannually
- C.
Annually
- D.
Biennially
Correct Answer
C. AnnuallyExplanation
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- 39.
What may a filter separator differential pressure reading below 3 pounds per square inch (psi) indicate?
- A.
Clean coalescer elements
- B.
Damaged coalescer screens
- C.
Clogged or dirty coalescers
- D.
A defective O-ring or ruptured coalescers
Correct Answer
D. A defective O-ring or ruptured coalescersExplanation
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- 40.
When performing meter calibrations, what is the acceptable difference between the master meter and the meter being calibrated?
- A.
½ gallon for each 100 gallons passing through the meter
- B.
½ gallon for each 500 gallons passing through the meter
- C.
1 gallon for each 100 gallons passing through the meter
- D.
1 gallon for each 500 gallons passing through the meter
Correct Answer
A. ½ gallon for each 100 gallons passing through the meterExplanation
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- 41.
Initial tool listings for individual tool kits (ITK) and composite tool kits (CTK) include all of the following except
- A.
Nomenclature
- B.
Quantity on hand
- C.
Quantity authorized
- D.
Tool national stock number (NSN)
Correct Answer
B. Quantity on handExplanation
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- 42.
How often should joint inventories for all individual tool kits (ITK) be accomplished?
- A.
Monthly
- B.
Quarterly
- C.
Semiannually
- D.
Annually
Correct Answer
D. AnnuallyExplanation
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- 43.
Which is not a responsibility of the Logistics Readiness Squadron (LRS) customer service element when setting up a bench stock?
- A.
Replenish and deliver items
- B.
Establish the master bench detail record
- C.
Ensure proper use, care, and security of bench stock items
- D.
Install, maintain, and update on-base bench stock placards
Correct Answer
C. Ensure proper use, care, and security of bench stock itemsExplanation
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- 44.
Which of the following is not a reason for adding items to bench stock?
- A.
The unit of issue is not compatible with the unit of use
- B.
The FMFC feels the flight can’t wait for items to be delivered from the warehouse
- C.
A geographically separated location uses the item and the item must be at the using location
- D.
The item is not included in the AFMC initial spares support list for the equipment being supported
Correct Answer
D. The item is not included in the AFMC initial spares support list for the equipment being supportedExplanation
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- 45.
When may deletions from the bench stock listing be processed?
- A.
When requested by the flight only
- B.
When requested by the flight, or when the bench stock review listing shows no consumption in the past 270 days
- C.
At the discretion of LRS customer service element only
- D.
At the discretion of LRS customer service element, or when the bench stock review listing shows no consumption in the past 270 days
Correct Answer
B. When requested by the flight, or when the bench stock review listing shows no consumption in the past 270 daysExplanation
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- 46.
How often are Phase I bench stock reviews conducted?
- A.
Monthly
- B.
Quarterly
- C.
Semiannually
- D.
Annually
Correct Answer
A. MonthlyExplanation
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- 47.
What type of time compliance technical order (TCTO) is issued for safety conditions which, if left uncorrected, could result in fatality or serious injury to personnel or extensive damage to or destruction of valuable property?
- A.
Urgent action
- B.
Routine action
- C.
Scheduled action
- D.
Immediate action
Correct Answer
D. Immediate actionExplanation
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- 48.
Urgent action time compliance technical orders (TCTO) require compliance within what maximum amount of days?
- A.
10 days
- B.
20 days
- C.
30 days
- D.
60 days
Correct Answer
A. 10 daysExplanation
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- 49.
Which publication is a memorandum issued by commercial manufacturers advising maintainers of minor defects with a product?
- A.
TCTO
- B.
Service bulletin
- C.
Technical manual
- D.
Manufacturer’s recall
Correct Answer
B. Service bulletinExplanation
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- 50.
What type of publication is issued when a commercial manufacturer discovers dangerous or unsafe conditions with a product?
- A.
Service bulletin
- B.
Urgent action TCTO
- C.
Manufacturers recall
- D.
Immediate action TCTO
Correct Answer
C. Manufacturers recallExplanation
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Current Version
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Mar 21, 2023Quiz Edited by
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Nov 18, 2008Quiz Created by
Fuels_training
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