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Induction and Engine Airflow Systems exam with correct answers
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Induction and Engine Airflow Systems exam with correct answers
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Induction and Engine Airflow Systemsexam with correct answers
A method commonly used to prevent carburetor icing is to - ANSWERS✔✔ preheat the
intake air.
Carburetor icing is most severe at - ANSWERS✔✔ air temperatures between 30 and 40*F.
Into what part of a reciprocating engine induction system is deicing alcohol normally
injected? - ANSWERS✔✔ The airstream ahead if the carburetor.
Carburetor icing on an engine equipped with a constant-speed propeller can be detected by
- ANSWERS✔✔ a decrease in manifold pressure with a constant RPM.
What part of an aircraft in flight will begin to accumulate ice before any other? -
ANSWERS✔✔ Carburetor.
Carburetor icing may be eliminated by which of the following methods? - ANSWERS✔✔
Alcohol spray and heated induction air.
Where would a carburetor air heater be located in a fuel injection system? - ANSWERS✔✔
None is required.
An increase in manifold pressure when carburetor heat is applied indicates - ANSWERS✔✔
ice was forming in the carburetor.
During full power output of an unsupercharged engine equipped with a float-type
carburetor, in which of the following areas will the highest pressure exist? - ANSWERS✔✔
Carburetor air scoop.
, The use of the carburetor are heater when it is not needed causes - ANSWERS✔✔ a
decrease in power and possibly detonation.
As manifold pressure increases in a reciprocating engine, the - ANSWERS✔✔ density of the
air in the cylinder increases.
Which of the following statements regarding volumetric efficiency of an engine is true? -
ANSWERS✔✔ It is possible to exceed 100 percent volumetric efficiency of some engines by
the use of superchargers of the proper type.
Bootstrapping of a turbocharged engine is indicated by - ANSWERS✔✔ a transient increase
in engine power.
Which of the following would be a factor in the failure of an engine to develop full power at
takeoff? - ANSWERS✔✔ Improper adjustment of carburetor heat valve control linkage.
If the turbocharger waste gate is completely closed, - ANSWERS✔✔ all the exhaust gases
are directed through the turbine.
Boost manifold pressure is generally considered to be any manifold pressure above -
ANSWERS✔✔ 30 inches HG.
What is the purpose of the density controller in a turbocharger system? - ANSWERS✔✔
Limits the maximum manifold pressure than can be produced by the turbocharger at full
throttle.
What is the purpose of the rate-of-charge controller in a turbocharger system? -
ANSWERS✔✔ Controls the rate at which the turbocharger discharge pressure will increase.
What directly regulates the speed of a turbocharger? - ANSWERS✔✔ Waste gate.
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