Geometry Trivia Quiz
- 1.
Atmospheric pressure at sea level is
- A.
14.7
- B.
17.4
- C.
29.92
- D.
29.29
Correct Answer
A. 14.7 -
- 2.
A barometer is designed to measure pressure in
- A.
Pounds per square inch
- B.
Inches of mercury
- C.
Milibars of alcohol
- D.
Ounces of air
Correct Answer
B. Inches of mercury -
- 3.
The primary force an airfoil has to defeat is
- A.
Lift
- B.
Drag
- C.
Thrust
- D.
Weight
Correct Answer
D. Weight -
- 4.
The force that acts upward at a right angle to the direction of the relative wind is
- A.
Lift
- B.
Drag
- C.
Thrust
- D.
Weight
Correct Answer
A. Lift -
- 5.
The force that acts parallel to the relative wind is
- A.
Lift
- B.
Drag
- C.
Gravity
- D.
Weight
Correct Answer
B. Drag -
- 6.
The stress that resists the force tending to cause one layer of material to slide over an adjacent layer is called
- A.
Bending
- B.
Tension
- C.
Torsion
- D.
Shear
Correct Answer
D. Shear -
- 7.
What is the design that uses any combination of logerons, stringers, bulkheads and frames in the construction of a fuselage called?
- A.
Fuselage
- B.
Longerons
- C.
Monocoque
- D.
Semi-monocoque
Correct Answer
D. Semi-monocoque -
- 8.
The structural member used to give shape to the aircraft and provide a means for attaching the skin to the structure are called
- A.
Longerons
- B.
Bulkheads
- C.
Stringers
- D.
Frames
Correct Answer
C. Stringers -
- 9.
The most common type of material used for fuselage construction is
- A.
Steel
- B.
Titanium
- C.
Magnesium
- D.
Aluminum alloy
Correct Answer
D. Aluminum alloy -
- 10.
The wing design used in most modern military aircraft is
- A.
Cantilever
- B.
Monocoque
- C.
External braced
- D.
Semi-monocoque
Correct Answer
A. Cantilever -
- 11.
The fixed verticle surface of the empennage is called the
- A.
Stabilator
- B.
Elevator
- C.
Rudder
- D.
Fin
Correct Answer
D. Fin -
- 12.
Engine mounts are typically made of corrosion- resistant steel is able to withstand forces of
- A.
120000 to 140000 psi
- B.
150000 to 170000 psi
- C.
180000 to 200000 psi
- D.
210000 to 230000 psi
Correct Answer
C. 180000 to 200000 psi -
- 13.
The main difference between inspection panels and plates is
- A.
Size
- B.
Material
- C.
Location
- D.
Installation
Correct Answer
A. Size -
- 14.
A network of ultrafine cracks that form on or under the surface of transparent plastic is called
- A.
Crazing
- B.
Casting
- C.
Fretting
- D.
Pitting
Correct Answer
A. Crazing -
- 15.
What are the reference locations in the verticle direction measured from a reference datum that is usually well below the aircraft called
- A.
Buttlines
- B.
Waterlines
- C.
Buttock stations
- D.
Fuselage stations
Correct Answer
B. Waterlines -
- 16.
Movement about the verticle axis is called
- A.
Roll
- B.
Yaw
- C.
Crab
- D.
Pitch
Correct Answer
B. Yaw -
- 17.
Which flight control surface is a longitudinal control surface?
- A.
Rudder
- B.
Aileron
- C.
Elevator
- D.
Wing flaps
Correct Answer
C. Elevator -
- 18.
Which of these is attached to the trailing edge of a horizontal stabilizer?
- A.
Flap
- B.
Spoiler
- C.
Rudder
- D.
Elevator
Correct Answer
D. Elevator -
- 19.
When making a right turn, the relative position of the ailerons is the right aileron trailing edge is
- A.
Up, left aileron trailing edge is up
- B.
Up, left aileron trailing edge is down
- C.
Down, left aileron trailing edge is up
- D.
Down, left aileron trailing edge is down
Correct Answer
B. Up, left aileron trailing edge is down -
- 20.
The purpose of wing flaps is to
- A.
Increase lift and drag
- B.
Decrease lift and drag
- C.
Increase lift and decrease drag
- D.
Decrease lift and increase drag
Correct Answer
A. Increase lift and drag -
- 21.
The purpose of aircraft trim system is to
- A.
Reduce the amount of lift
- B.
Prevent the aircraft from stalling
- C.
Correct minor deviation in flight alttitude
- D.
Improve augmented lateral control surface movement
Correct Answer
C. Correct minor deviation in flight alttitude -
- 22.
Matter is any substance that has mass and
- A.
Can be seen
- B.
Occupies space
- C.
Has constant volume
- D.
Cannot be compressed
Correct Answer
B. Occupies space -
- 23.
Atoms are made up of
- A.
Molecules, protons, neutrons
- B.
Protons, molecules, electrons
- C.
Molecules, neutrons, electrons
- D.
Protons, neutrons, electrons
Correct Answer
D. Protons, neutrons, electrons -
- 24.
Electrons can be released from their outer orbit by the following forces except
- A.
Heat
- B.
Cold
- C.
Chemical action
- D.
Changing magnetic field
Correct Answer
B. Cold -
- 25.
What is the electrical pressure that causes electrons to flow through the conductor called?
- A.
Chemical swap
- B.
Crossfeed field
- C.
Electromotive force
- D.
Transferring magnetic field
Correct Answer
C. Electromotive force -
- 26.
If you apply 24 volts through a total resistance of 6 ohms in a series circuit, the amperage would be
- A.
2
- B.
4
- C.
6
- D.
18
Correct Answer
B. 4 -
- 27.
A permanent magnet is produced from a material with
- A.
Low reluctance and low permeability
- B.
High reluctance and low permeability
- C.
High reluctande and high permeability
- D.
High permeabiltiy and low retentivity
Correct Answer
B. High reluctance and low permeability -
- 28.
When soft iron is brought close to a permanent magnet it is
- A.
Charged
- B.
Repelled
- C.
Energized
- D.
Magnetized
Correct Answer
D. Magnetized -
- 29.
The greater the current flow through an electromagnet, the
- A.
Less the strength
- B.
Greater the strength
- C.
Greater retentivity
- D.
Higher the reluctance of the core
Correct Answer
B. Greater the strength -
- 30.
Current flow in most aircraft circuits is controlled by
- A.
Fuses
- B.
Signals
- C.
Batteries
- D.
Switches
Correct Answer
D. Switches -
- 31.
The majority of aircraft circuit protection devices are normally located
- A.
In the aircraft cabin
- B.
In the nose wheel well
- C.
In the utility compartments
- D.
As far as possible from the unit being protected
Correct Answer
A. In the aircraft cabin -
- 32.
What term descibes current that reverses its direction at regularly intervals?
- A.
Direct
- B.
Inductive
- C.
Reversing
- D.
Alternating
Correct Answer
D. Alternating -
- 33.
The methods used to cool AC generators are
- A.
Blast air and ram air
- B.
Engine oil and blast air
- C.
Blast air and generator oil
- D.
Generator oil and engine oil
Correct Answer
B. Engine oil and blast air -
- 34.
The output of the csd used to drive a 60/80 kilovolt ampere generator is approximately
- A.
4,000 rpm
- B.
6,000 rpm
- C.
8,000 rpm
- D.
10,000 rpm
Correct Answer
C. 8,000 rpm -
- 35.
The USS on the 60/80 KVA generator CSD actuatesat
- A.
325 Hz
- B.
345 Hz
- C.
365 Hz
- D.
395 Hz
Correct Answer
C. 365 Hz -
- 36.
What supplies rotary power to the input gear of the CSD
- A.
Accessory gearbox
- B.
Transmission shaft
- C.
Torque converter
- D.
Hydraulic gear
Correct Answer
A. Accessory gearbox -
- 37.
A battery’s internal component that is a grid or framework which supports the active chemical materials is called the
- A.
Plate
- B.
Seperator
- C.
Electrolyte
- D.
Chemical solution
Correct Answer
A. Plate -
- 38.
A 24-volt nickel-cadmium battery has
- A.
12 cells
- B.
19 cells
- C.
20 cells
- D.
24 cells
Correct Answer
B. 19 cells -
- 39.
The nickel-cadmium battery can be fully charged only by
- A.
Pulsating current
- B.
Constant current
- C.
Varying current
- D.
Eddy current
Correct Answer
B. Constant current -
- 40.
What type of motor can operate on alternating current (AC) or direct current (DC)?
- A.
Shunt
- B.
Circuit
- C.
Universal
- D.
Compound
Correct Answer
C. Universal -
- 41.
A shunt type motor has
- A.
Less speed regulation than a universal motor
- B.
A field winding in a series with the armature
- C.
Low starting torque and good speed regulation
- D.
High starting torque and poor speed regulation
Correct Answer
C. Low starting torque and good speed regulation -
- 42.
The three states of matter are
- A.
Liquids, gases, and minerals
- B.
Gases, solids, and minerals
- C.
Gases, solids, and organic
- D.
Liquids, gases, and solids
Correct Answer
D. Liquids, gases, and solids -
- 43.
When any force causes a solid to change permanently, the solid is said to have
- A.
Passed the elastic limit
- B.
Lost the ability to expand
- C.
Failed to meet elastic limit.
- D.
Passed the compression limit
Correct Answer
A. Passed the elastic limit -
- 44.
The most outstanding characteristic of a liquid is its
- A.
Rigidity
- B.
Usability
- C.
Ability to compress within its container
- D.
Ability to conform to the shape of its container
Correct Answer
D. Ability to conform to the shape of its container -
- 45.
What usually produces flow in a pneudraulic system?
- A.
Relief valve in the lines
- B.
Piston pushing the fluid
- C.
Scupper pushing the fluid
- D.
Selector valve in the lines
Correct Answer
B. Piston pushing the fluid -
- 46.
Who was among the first to study the compressibility of gases?
- A.
Hook.
- B.
Boyle.
- C.
Pascal
- D.
Charles
Correct Answer
B. Boyle. -
- 47.
If 50 pounds per square inch (psi) of cylinder pressure acts on a 5-square-inch piston head, what will the resulting force be?
- A.
150 pounds.
- B.
200 pounds
- C.
250 pounds
- D.
300 pounds
Correct Answer
C. 250 pounds -
- 48.
When an 8-square-inch piston moves 5 inches within a cylinder, what volume of liquid is displaced?
- A.
4 cubic inches
- B.
40 cubic inches
- C.
400 cubic inches
- D.
4,000 cubic inches
Correct Answer
B. 40 cubic inches -
- 49.
Turbulence affects fluid-flow in a hydraulic line by
- A.
Increasing velocity and viscosity.
- B.
Increasing volume and displacement
- C.
Creating resistance and loss of energy
- D.
Creating resistance and energy increase.
Correct Answer
C. Creating resistance and loss of energy -
- 50.
A tube whose cross-section area is gradually reduced to a smaller size diameter is called a
- A.
Torus
- B.
Pipette.
- C.
Vortex.
- D.
Venturi.
Correct Answer
D. Venturi. -
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Dec 05, 2018Quiz Edited by
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Dec 03, 2013Quiz Created by
Tomek1480
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