M15 Gas Turbine Engine Sub-Module No 16 (Quiz :1)

Turbo Prop Engine

Quiz

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1. As the aircraft speed increases over 450 mph the propeller will rapidly ------?
   1.   Gain efficiency
   2.   Lose efficiency
   3.   Experience high airflow
2. Turbo-propeller engines, use a propeller to convert ------ into thrust and do not rely on gas exit velocity ?
   1.   Centripetal force
   2.   Compressor power
   3.   Turbine power
3. The governor flyweights spin ---- and ------ to lift the control valve ?
   1.   Faster, outwards
   2.   Slower , inward
   3.   Faster , forward
4. Most reduction gear assemblies use a ------- reduction ?
   1.   Planetary gear
   2.   Spur gear
   3.   Epicyclic reduction gear
5. The function of ----- is to reduce the high rpm from the engine to a propeller rpm ?
   1.   Propeller speed governor
   2.   Power lever
   3.   Reduction gear assembly
6. The power output of a turbo-propeller engine is stated in ?
   1.   Horsepower
   2.   Thrust horsepower (thp)
   3.   Shaft horsepower (shp)
7. The maximum propeller speed for any power lever angle is controlled by the ?
   1.   Propeller speed governor
   2.   Propeller pitch control unit (pcu)
   3.   Fuel supply
8. When it is increased the propeller blade angle increases to absorb the increased engine power output ?
   1.   Engine rpm
   2.   Aircraft speed
   3.   Fuel supply
9. Turbo-propeller control assemblies have a feathering system that feather the propeller when the engine is shut down -----?
   1.   During take off/ landing
   2.   At ground
   3.   In flight
10. Over-speeds cause extreme ------ to the propeller and the engine and can lead to rapid and total failure and in some cases to the loss of the aircraft in flight ?
    1.   Torque
    2.   Stress
    3.   Load