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ASA FAA Aircraft Systems

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Quiz on ASA FAA Aircraft Systems, created by Reuben Moore on 05/02/2016.
Reuben Moore
Quiz by Reuben Moore, updated more than 1 year ago
Reuben Moore
Created by Reuben Moore about 8 years ago
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Resource summary

Question 1

Question
Should it be necessary to handprop an airplane, it is extremely important that a competent pilot
Answer
  • Call "contact" before touching the propeller.
  • Be at the controls in the cockpit.
  • Be in the cockpit and call out the commands.

Question 2

Question
What should be the first action after starting an aircraft engine.
Answer
  • Adjust for proper RPM and check for desired indications on the engine gauges.
  • Place the magneto or ignition switch momentarily in the OFF position to check for proper grounding.
  • Test each brake and the parking brake.

Question 3

Question
What is the one purpose for using reciprocating engines.
Answer
  • Heat is distributed better.
  • To preserve cylinder head duration and maintain lower temperatures.
  • They are relatively simple and inexpensive to operate.

Question 4

Question
One purpose of the dual ignition system on an aircraft engine is to provide for
Answer
  • Improved engine performance
  • uniform heat distribution
  • balance cylinder head pressure

Question 5

Question
An electrical system failure (battery an alternator) occurs during flight. In this situation you would
Answer
  • Experience avionics equipment failure
  • Probably experience failure of the engine ignition system, fuel gauges, aircraft lighting system, and avionics equipment
  • Probably experience engine failure due to the loss of engine driven fuel pump and also experience failure of the radio equipment, lights, and all instruments that require alternating current.

Question 6

Question
If the ground wire between the magneto and the ignition ignition switch becomes disconnected, the most notable result will be that the engine
Answer
  • Will run very rough.
  • Cannot be started with the switch in the ON position.
  • Cannot be shut down by turning the switch to the OFF position.

Question 7

Question
One purpose of the dual ignition system on a two cycle engine is to provide for
Answer
  • System redundancy in the ignition system
  • Uniform heat distribution
  • Balance cylinder head pressure

Question 8

Question
Electrical system failure (battery and alternator) occurs in a magneto equipped aircraft during flight. In this situation, you would
Answer
  • Probably experience engine failure due to the loss of engine driven fuel pump and also experience failure on the radio equipment, lights, and all instruments that require alternating current.
  • Probably experience failure of the engine ignition system, fuel gauges, aircraft lighting system, and avionics equipment.
  • Experience avionics equipment failure.

Question 9

Question
Concerning the advantages of an aircraft generator or alternator, select the true statement.
Answer
  • A generator always provides more electrical current than an alternator.
  • An alternator provides more electrical power at lower engine RPM than a generator.
  • A generator charges the battery during low engine rpm; therefore, the battery has less chance to become fully discharged, as often occurs with an alternator.

Question 10

Question
The operating principle of flow type carburetors is based on the
Answer
  • Automatic metering of air at the venturi as the aircraft games altitude
  • Difference in air pressure at the venturi throat and the air inlet
  • Increase in air velocity in the throat of a venturi causing an increase in air pressure

Question 11

Question
The basic purpose of adjusting the fuel/air mixture at altitude is too
Answer
  • Decrease the amount of fuel in the mixture in order to compensate for increased air density
  • Decrease the fuel flow in order to compensate for decreased air density
  • Increase the amount of fuel in the mixture to compensate for a decrease in pressure and density of the air.

Question 12

Question
While cruising at 9500 feet MSL, the fuel/air mixture is properly adjusted. What will occur if a descent to 4500 feet MSL is made without that readjusting the mixture?
Answer
  • The fuel/air mixture may become excessively lean.
  • There will be more fuel in the cylinders than is needed for normal combustion, and the excess fuel will absorb heat and cool the engine.
  • Excessively rich mixture will create higher cylinder head temperatures and may cause detonation.

Question 13

Question
During the run up at a high elevation Airport, a pilot notes of slight engine roughness that is not affected by the magneto check but grows worse during the carburetor heat check. Under these circumstances, what would be the most logical initial action?
Answer
  • Check the results obtained with a leaner setting of the mixture.
  • Taxi back to the flight line for a maintenance check.
  • Reduce manifold pressure to control the detonation.

Question 14

Question
If an aircraft is equipped with the fixed pitch propeller and a float type carburetor, the first indication of carburetor ice would most likely be a
Answer
  • A drop in oil temperature and cylinder head temperature
  • Engine roughness
  • Loss of RPM

Question 15

Question
The presence of carburetor ice in an aircraft equipped with a fixed pitch propeller can be verified by applying carburetor heat and noting
Answer
  • And increase in rpm and then a gradual decrease in rpm
  • Decrease in rpm and then a constant rpm indication
  • A decrease in rpm and then a gradual increase in rpm

Question 16

Question
Which condition is most favorable to the development of carburetor icing?
Answer
  • Any temperature below freezing and a relative humidity of less than 50%
  • Temperature between 32 and 50 degrees Fahrenheit and low humidity
  • Temperature between 20 degrees and 70 degrees Fahrenheit and high humidity

Question 17

Question
The possibility of carburetor icing exists even when the ambient air pressure is as
Answer
  • Highest 70 degrees Fahrenheit and the relative humidity is high
  • High is 95 degrees Fahrenheit and there is visible moisture
  • Low as 0 degrees Fahrenheit and the relative humidity is high

Question 18

Question
Applying carburetor heat will
Answer
  • Result in more air going through the carburetor.
  • Enrich the fuel/air mixture
  • Not affect the fuel/air mixture.

Question 19

Question
What change occurs in the fuel/air mixture when carburetor heat is applied?
Answer
  • A decrease in rpm results from the lean mixture.
  • The fuel/air mixture becomes richer.
  • The fuel/air mixture becomes leaner period

Question 20

Question
Generally speaking, the use of carburetor heat tends to
Answer
  • Decrease engine performance
  • Increase engine performance
  • Have no effect on engine performance

Question 21

Question
With regard to carburetor ice, float - type carburetor systems in comparison to fuel injection systems are generally considered to be
Answer
  • More susceptible to icing.
  • Equally susceptible to icing.
  • Susceptible to icing only when visible moisture is present.

Question 22

Question
Which condition is most favorable to the development of carburetor icing?
Answer
  • Any temperature below freezing and a relative humidity of 50%.
  • Temperature between 32 degrees and 50 degrees Fahrenheit and low humidity.
  • Temperature between 20 degrees and 70 degrees Fahrenheit and high humidity.

Question 23

Question
On an aircraft equipped with fuel pumps, when is the auxiliary electric driven pump used?
Answer
  • All the time to a the engine driven fuel pump.
  • In the event engine-driven fuel pump fails.
  • Constantly except in starting the engine.

Question 24

Question
If the grade of fuel used in an aircraft engine is lower than specified for the engine, it will most likely cause
Answer
  • A mixture of fuel and air that is not uniform in all cylinders.
  • Lower cylinder head temperature.
  • Detonation.

Question 25

Question
Detonation may occur at high power settings when
Answer
  • The fuel mixture ignites instantaneously instead of burning progressively and evenly
  • An excessively rich fuel mixture causes an explosive gain in power
  • The fuel mixture is ignited too early by hot carbon deposits in the cylinder

Question 26

Question
Detonation occurs in a reciprocating aircraft engine when
Answer
  • The spark plugs are fouled or shorted out or the wiring is defective.
  • Hot spots in the combustion chamber ignite the fuel/air mixture in advance of normal ignition.
  • The unburned charged in the cylinders explodes instead of burning normally.

Question 27

Question
The uncontrolled firing of the fuel/air charge in advance of normal spark ignition is known as
Answer
  • Combustion
  • Pre ignition
  • Detonation

Question 28

Question
What type of fuel can be substituted for an aircraft if the recommended octane is not available?
Answer
  • The next higher octane aviation gas.
  • The next lower octane aviation gas.
  • Unleaded automotive gas of the same octane rating.

Question 29

Question
Filling the fuel tanks after the last flight of the day is considered a good operating procedure because this will
Answer
  • Force any existing water to the top of the tank away from the fuel lines to the engine.
  • Prevent expansion of the fuel by eliminating air space in the tank.
  • Prevent moisture condensation by eliminating air space in the tank.

Question 30

Question
To properly purge water from the fuel system of an aircraft equipped with fuel tanks sumps and the fuel strainer quick drain, it is necessary to drain fuel from the
Answer
  • Fuel strainer drain.
  • Lowest point in the fuel system.
  • Fuel strainer drain and the fuel tank sump.

Question 31

Question
During pre flight in cold weather, crankcase breather lines should receive special attention because they are susceptible to being clogged by
Answer
  • Congealed oil from the crankcase.
  • Moisture from the outside air which has frozen.
  • Ice from crankcase vapors that have condensed and subsequently frozen.

Question 32

Question
If a pilot suspects that the engine, with a fixed pitch propeller, is detonating during climb out after take off, the initial corrective action to take would be to
Answer
  • Lean the mixture
  • Lower them know slightly to increase airspeed
  • Apply carburetor heat

Question 33

Question
Excessively high engine temperatures will
Answer
  • Cause damage to heat-conducting hoses and warping on the cylinder cooling fins.
  • Cause loss of power, excessive oil consumption, and possible permanent internal engine damage.
  • Not appreciably affect an aircraft engine.

Question 34

Question
Excessively high engine temperatures, either in the air or on the ground, will
Answer
  • Increase fuel consumption and may increase power due to the increased heat.
  • Result in damage to heat conducting hoses and warping of cylinder cooling fans.
  • Cause loss of power, excessive oil consumption, and possible permanent internal engine damage.

Question 35

Question
If the engine oil temperature and cylinder head temperature gauges have exceeded their normal operating range, the pilot had been operating with
Answer
  • Mixture set too rich.
  • Higher than normal oil pressure.
  • Too much power and with the mixture set too lean.

Question 36

Question
Which would most likely cause the cylinder head temperature and engine oil temperature gauges to exceed their normal operating range is?
Answer
  • Using fuel that has a lower than specified fuel rating.
  • Using fuel that has a higher than specified fuel rating.
  • Operating with higher than normal oil pressure.

Question 37

Question
For internal cooling, reciprocating aircraft engines are especially dependent on
Answer
  • A properly functioning thermostat
  • Air flowing over the exhaust manifold.
  • The circulation of lubricating oil.

Question 38

Question
Which is true regarding preheating an aircraft during cold weather operations?
Answer
  • The cabin area as well as the engine should be preheated.
  • The cabin area should not be preheated with portable heaters.
  • Hot air should be blown directly at the engine through the air intakes.

Question 39

Question
An abnormally high engine oil temperature indication may be caused by
Answer
  • The oil level being too low.
  • Operating with a too high viscosity oil.
  • Operating with an excessively rich mixture.

Question 40

Question
What action can a pilot take to aid in cooling an engine that is overheating during the climb?
Answer
  • Reduce rate of climb and increase airspeed.
  • Reduce climb speed and increase rpm.
  • Increase climb speed and increase rpm

Question 41

Question
What is one procedure to aid in cooling an engine that is overheating?
Answer
  • enrich in the fuel mixture.
  • Increase the RPM.
  • Reduce the air speed.

Question 42

Question
The most important rule to remember in the event of a power failure after becoming airborne is to
Answer
  • Immediately establish the proper gliding attitude and airspeed.
  • Quickly check the fuel supply for possible fuel exhaustion.
  • Determine the wind direction to plan for the forced landing.

Question 43

Question
How is engine operation controlled on an engine equipped with a constant speed propeller?
Answer
  • The throttle controls power output as registered on the manifold pressure gauge and the propeller control regulates engine rpm.
  • The throttle controls power output as registered on the manifold pressure gauge and the propeller control regulates a constant blade angle.
  • The throttle controls engine rpm as registered on the tachometer and the mixture control regulates the power output.

Question 44

Question
What is the advantage of a constant speed propeller?
Answer
  • Permits the pilot to select and maintain a desired cruising speed.
  • Permits the pilot to select the blade angle for the most efficient performance.
  • Provides a smoother operation with stable rpm and eliminate vibrations.

Question 45

Question
A precaution for the operation of an engine equipped with a constant speed propeller is to
Answer
  • Avoid high rpm settings with high manifold pressure.
  • Avoid high manifold pressure settings with low rpm.
  • Always use a rich mixture with a high rpm settings.

Question 46

Question
In what flight condition is torque effect the greatest in a single engine airplane?
Answer
  • Low air speed, high power, high angle of attack.
  • Low air speed, low power, low angle of attack
  • High airspeed, high power, high angle of attack.

Question 47

Question
The left turning tendency of an airplane caused by P-factor is the result of the
Answer
  • Clockwise rotation of the engine and the propeller turning the airplane counterclockwise.
  • Propeller blade descending on the right, producing more thrust than the ascending blade on the left
  • Gyroscopic forces applied to the rotating propeller blades acting 90 degrees in advance of the point the force was applied.

Question 48

Question
When does P factor cause the airplane to yaw to the left
Answer
  • When at low angles of attack.
  • When at high angles of attack.
  • When at higher airspeeds.

Question 49

Question
During the pre flight inspection who was responsible for determining the aircraft is safe for flight?
Answer
  • Pilot in command.
  • The owner or operator.
  • The certified mechanic who performed the annual inspection.

Question 50

Question
How should an aircraft preflight inspection be accomplished for the first flight of the day?
Answer
  • Quick walk around with a check of gas and oil.
  • Thorough and systematic means recommended by the manufacturer.
  • Any sequence as determined by the pilot in command.

Question 51

Question
Who is primarily responsible for maintaining an aircraft in airworthy condition?
Answer
  • Pilot in command.
  • Owner or operator.
  • Mechanic.
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