Powerlant adrian
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| show | 14 CFR Part 23.
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| show | Gear train from the crankshaft.
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| What is the principle of operation of the continuous-loop fire detector system sensor? | show 🗑
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| How may reciprocating engine exhaust system leaks be detected? | show 🗑
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| show | Low pitch directly to reverse pitch.
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| show | Economizer valve not operating correctly.
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| show | beginning to open
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| In the event a pneumatic start valve will not operate and the manual override must be used, the starter T-handle must be closed at scheduled starter drop out because | show 🗑
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| show | 100 parts of dry air
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| show | 12:1
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| show | Regulates the idle system.
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| show | lower than the pressure pump capabilities.
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| show | To reduce the effect of the high-frequency electromagnetic waves emanated during operation.
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| show | straighten and collect the exhaust gases into a solid exhaust jet.
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| show | High-speed and low-pitch angle.
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| show | prevent vapor lock.
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| show | One, two, three, eight, and nine.
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| A change in engine manifold pressure has a direct effect on the | show 🗑
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| The aerodynamic force acting on a rotating propeller blade operating at a normal pitch angle tends to | show 🗑
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| The greatest density of flux lines in the magnetic circuit of a rotating magnet-type magneto occurs when the magnet is in what position? | show 🗑
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| show | The low pressure between the edges of the throttle valve and the throttle body pulls the fuel from the idle passage.
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| Most large aircraft reciprocating engines are equipped with which of the following types of engine-driven fuel pumps? | show 🗑
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| show | Pilot/passenger incapacitation caused by carbon monoxide entering the cabin.
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| show | diluted fuel/air mixture around exhaust valve.
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| Oil accumulation in the cylinders of an inverted in-line engine and in the lower cylinders of a radial engine is normally reduced or prevented by | show 🗑
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| Indentations on bearing races caused by high static loads are known as | show 🗑
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| What is the result of moving the throttle on a reciprocating engine when the propeller is in the constant-speed range with the engine developing cruise power? | show 🗑
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| In a four-stroke cycle aircraft engine, when does the ignition event take place? | show 🗑
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| An advantage of the centrifugal-flow compressor is its high | show 🗑
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| show | Engage the first thread of the plug, then put a small amount of lubricant on the second thread and screw the plug in.
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| During takeoff, propeller thrust (pull) is greatest if the blade angle of attack is low and the engine power setting is high. (2) With the aircraft stationary, propeller thrust is greatest if the blade angle of attack is high and the engine power setting | show 🗑
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| show | all speeds.
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| show | The oil becomes contaminated with moisture, acids, and finely divided suspended solid particles.
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| The fan rotational speed of a dual axial compressor forward fan engine is the same as the | show 🗑
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| show | the magnet poles are a few degrees beyond the neutral position.
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| What is used in turbine engines to aid in stabilization of compressor airflow during low thrust engine operation? | show 🗑
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| show | Use of fuel with too low an octane rating.
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| The main oil filters strain the oil at which point in the system? | show 🗑
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| During the operation of an aircraft engine, the pressure drop in the carburetor venturi depends primarily upon the | show 🗑
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| For takeoff, a constant-speed propeller is normally set in the | show 🗑
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| show | is used to produce zero or negative thrust.
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| What method is ordinarily used to make idle speed adjustments on a float-type carburetor? | show 🗑
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| show | Electric cutout pressure switch.
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| show | is smallest at the tip.
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| The primary purpose in setting proper valve timing and overlap is to | show 🗑
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| show | both No. 1 and No. 2 are true.
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| Fuel may be used to cool oil in gas turbine engines. (2) Ram air may be used to cool oil in gas turbine engines. Regarding the above statements, | show 🗑
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| show | normal operation.
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| show | filing with a riffle file.
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| show | Fenwal system.
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| The recurrent ingestion of dust or other fine airborne particulates into a turbine engine can result in | show 🗑
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| On a carburetor without an automatic mixture control as you ascend to altitude, the mixture will | show 🗑
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| show | Fuel line for oil dilution system.
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| Fuel scheduling during APU start and under varying pneumatic bleed and electrical loads is maintained | show 🗑
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| Frequently, an aircraft's auxiliary power unit (APU) generator | show 🗑
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| An APU is usually rotated during start by | show 🗑
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| show | remains at or near rated speed regardless of the load condition.
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| When necessary, APU engine cooling before shutdown may be accomplished by | show 🗑
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| show | pneumatic loading will be automatically modulated to maintain a safe EGT.
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| On APU's equipped with a free turbine and load compressor, the primary function of the load compressor is to | show 🗑
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| show | the airplane's main fuel supply.
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| show | the bleed air valve is opened.
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| show | stabilize the pressure of the air before it enters the compressor.
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| What is the purpose of a slip joint in an exhaust collector ring? | show 🗑
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| Turbojet and turbofan thrust reverser systems are generally powered by | show 🗑
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| show | By degreasing.
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| The purpose of cascade vanes in a thrust reversing system is to | show 🗑
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| Ball joints in reciprocating engine exhaust systems should be | show 🗑
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| Augmenter tubes are part of which reciprocating engine system? | show 🗑
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| Select a characteristic of a good weld on exhaust stacks. | show 🗑
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| show | By secondary air flowing through the combustion chamber.
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| Thrust reversers utilizing a pneumatic actuating system usually receive operating pressure from | show 🗑
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| show | Signs of exhaust soot inside cowling and on adjacent components.
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| Sodium-filled valves are advantageous to an aviation engine because they | show 🗑
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| show | is not recommended to be accomplished in the field.
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| Which of the following indicates that a combustion chamber of a jet engine is not operating properly? | show 🗑
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| What is the purpose of an exhaust outlet guard on a small reciprocating engine? | show 🗑
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| show | the high temperatures at which the exhaust system operates.
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| show | Use sand which has not previously been used on iron or steel.
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| Engines using cold stream, or both cold and hot stream reversing include | show 🗑
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| show | Cracking
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| Compared to normally aspirated engines, turbocharged engine exhaust systems operate at | show 🗑
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| show | Corrosion resistance and low expansion coefficient.
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| show | spring loaded ball/flexible joints.
slip joints.
bellows
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| show | With the heater air shroud removed.
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| show | It is possible to move some aircraft backward on the ground using reverse thrust.
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| Which statement is generally true regarding thrust reverser systems? | show 🗑
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| show | less than its forward capability.
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| show | Brass or heat-resistant nuts.
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| show | 1. sand or other foreign object ingestion.
2. hot gas re-ingestion.
3. compressor stalls.
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| show | velocity of the exhaust gases.
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| All of the following are recommended markers for reciprocating engine exhaust systems except | show 🗑
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| One source commonly used for carburetor air heat is | show 🗑
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| show | local hot spots
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| show | Retard thrust levers to ground idle, raise thrust reverser levers as required, and retard thrust reverser levers to ground idle.
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| show | obstruct the muffler outlet and cause excessive exhaust back pressure.
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| show | 35 and 50 percent of the rated thrust in the reverse direction.
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| What could be a result of undetected exhaust system leaks in a reciprocating engine powered airplane? | show 🗑
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| How do the turbines which are driven by the exhaust gases of a turbo-compound engine contribute to total engine power output? | show 🗑
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| What will happen to the return oil if the oil line between the scavenger pump and the oil cooler separates? | show 🗑
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| The time in seconds required for exactly 60 cubic centimeters of oil to flow through an accurately calibrated orifice at a specific temperature is recorded as a measurement of the oil's | show 🗑
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| What is the primary purpose of the tachometer on an axial-compressor turbine engine? | show 🗑
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| Oil leakage around the rear cone of a hydromatic propeller usually indicates a defective | show 🗑
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| Electrical wires larger than 10 gauge use uninsulated terminals. (2) Electrical wires smaller than 10 gauge use uninsulated terminals. Regarding the above statements, | show 🗑
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| show | number of compressor stages.
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| What is a characteristic of a centrifugal-type fuel boost pump? | show 🗑
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| show | Fuel pressure
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| show | Vertical
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| Propeller blade station numbers increase from | show 🗑
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| show | shrouded turbine rotor blades.
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| The purpose of an under current relay in a starter-generator system is to | show 🗑
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| Where are the high and low pitch stops of a Hamilton Standard constant-speed or two-position counterweight propeller located? | show 🗑
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| show | port governor oil pressure from the cylinder of the propeller.
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| show | velocity of the exhaust gases.
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| show | Before the piston reaches TDC on compression stroke.
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| Oil picks up the most heat from which of the following turbine engine components? | show 🗑
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| show | The points will float or bounce.
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| Most modern aircraft use circuit breakers rather than fuses to protect their electrical circuits. (2) Federal Aviation Regulations Part 23 requires that all electrical circuits incorporate some form of circuit protective device. Regarding the above stat | show 🗑
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| What is the purpose of the fuel transfer ejectors? | show 🗑
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| show | To discharge the secondary coil's voltage if an open occurs in the secondary circuit.
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| show | Hard starting.
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| In order to reduce the possibility of ground shorting the circuits when the connectors are separated for maintenance, the AN and MS electrical connectors should be installed with the | show 🗑
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| How is aircraft electrical power for propeller deicer systems transferred from the engine to the propeller hub assembly? | show 🗑
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| show | It tends to turn the blades to a high blade angle.
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| show | circulating the fuel and air mixture through passages in the oil sump.
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| Where are sludge chambers, when used in aircraft engine lubrication systems, usually located? | show 🗑
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| show | their leanest practical mixture delivery at cruising speeds and enriched by means of the economizer system at higher power settings.
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| show | After the main discharge nozzle and venturi.
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| show | High pitch directly to feather position.
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| A carburetor is prevented from leaning out during quick acceleration by the | show 🗑
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| Maximum taper contact between crankshaft and propeller hub is determined by using | show 🗑
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| show | Propeller Type Certificate Data Sheets.
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| show | have less tendency to produce lacquer or coke.
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| A major difference between the Teledyne-Continental and RSA (Precision Airmotive or Bendix) continuous flow fuel injection systems in fuel metering is that the | show 🗑
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| show | increases.increases.
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| Where would a carburetor air heater be located in a fuel injection system? | show 🗑
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| The primary concern in establishing the firing order for an opposed engine is to | show 🗑
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| When trimming a turbine engine, the fuel control is adjusted to | show 🗑
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| Which of the following is regulated in a generator to control its voltage output? | show 🗑
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| show | a fan mounted on the engine.
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| The fuel level within the float chamber of a properly adjusted float-type carburetor will be | show 🗑
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| Which of the following would indicate a general weak-engine condition when operated with a fixed-pitch propeller or test club? | show 🗑
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| Upon what does the output frequency of an ac generator (alternator) depend? | show 🗑
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| show | effective pitch plus slippage.
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| Which of the following statements regarding volumetric efficiency of an engine is true? | show 🗑
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| The primary concern in establishing the firing order for an opposed engine is to | show 🗑
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| Which of the following is identified as the cambered or curved side of a propeller blade, corresponding to the upper surface of a wing airfoil section? | show 🗑
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| show | the condition is normal for this type of motor.
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| show | Full register.
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| What is the relationship between the pressure existing within the throat of a venturi and the velocity of the air passing through the venturi? | show 🗑
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| show | provide a positive flow of fuel to the engine pump.
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| show | Fuel specific gravity setting.
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| show | Oil cooler inlet.
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| Generally, when starting a turbine engine, the starter should be disengaged | show 🗑
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| show | an appropriately rated repair station or the manufacturer.
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| A rotary-vane pump is best described as a | show 🗑
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| In order to stabilize cams, springs, and linkages within the fuel control, manufacturers generally recommend that all final turbine engine trim adjustments be made in the | show 🗑
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| show | To prevent exposure and corrosion of the pitch changing mechanism.
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| show | Fuel flowmeter.
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| The operating temperature valve clearance of a radial engine as compared to cold valve clearance is | show 🗑
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| show | 180° apart
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| What is the purpose of a slip joint in an exhaust collector ring? | show 🗑
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| In order to maintain a constant oil pressure as the clearances between the moving parts of an engine increase through normal wear, the supply pump output | show 🗑
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| The primary purpose of a feathering propeller is to | show 🗑
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| The RPM indication of a synchronous ac motor-tachometer is governed by the generator | show 🗑
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| show | magneto is in E-gap position.
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| How is anti-icing fluid ejected from the slinger ring on a propeller? | show 🗑
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| What could cause a lean mixture and high cylinder head temperature at sea level or low altitudes? | show 🗑
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| show | 14 CFR Part 91.
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| What type of oil do most engine manufacturers recommend after new reciprocating engine break-in? | show 🗑
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| show | faulty or fouled spark plugs.
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| show | prevent overservicing.
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| show | using aircraft electrical system power.
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| The holding coil on a hydromatic propeller feathering button switch holds a solenoid relay closed that applies power to the propeller | show 🗑
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| show | system will automatically allow warm, unfiltered air to be drawn into the engine.
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| show | use water injection.
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| What will be the likely result if the piston ring gaps happen to be aligned when performing a differential-pressure compression check on a cylinder? | show 🗑
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| show | chromel-alumel.
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| show | Exhaust valve port.
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| Why do some turbine engines have more than one turbine wheel attached to a single shaft? | show 🗑
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| The constant current method of charging a ni-cad battery | show 🗑
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| What publication is used for guidance to determine whether a powerplant repair is major or minor? | show 🗑
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| On APU's equipped with a free turbine and load compressor, the primary function of the load compressor is to | show 🗑
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| show | force cooling air into close contact with all parts of the cylinders.
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| show | greater than the aerodynamic twisting force and tends to move the blade to a lower angle.
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| show | Overheat detector.
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| show | low-pressure rotor will increase in speed as the compressor load decreases in the lower density air.
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| show | increase the velocity of the heated gases flowing past this point.
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| show | Propeller manufacturers
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| Which statement is correct regarding engine crankshafts? | show 🗑
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| show | Fuel line for oil dilution system.
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| Why is a constant-speed drive used to control the speed of some aircraft engine-driven generators? | show 🗑
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| show | 2 percent
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| What controls the constant-speed range of a constant-speed propeller? | show 🗑
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| show | Closed
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| Why are high-tension ignition cables frequently routed from the distributors to the spark plugs in flexible metallic conduits? | show 🗑
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