219- In a FADEC system, active control switchover occurs : a) On shutdown. b) When channels A and B are healthy. „ c) On engine start up only. 220- An APU is on line above: a) 75% b) 95% „ c) 100% 221- The fuel flow in a turbo-prop engine is controlled: „ a) Manually. b) Automatically. c) Manually, to compensate for high density. 222- On storage of engine the desiccant is: a) Looked at 24 hrs later if pink it should be replaced. b) Looked at within 24 hrs if its blue its ok. „ c) Looked at 24 hrs later if its blue its ok . 223-The valve on a vane type fuel flow measuring device becomes stuck. What safety backup is available for the engine fuel flow? a) A fuel bleed valve. „ b) A bypass valve . c) A differential pressure bypass valve. 224- An APU may be considered to be: „ a Constant speed. b) Variable speed, standby engine . c) Variable speed, self contained engine. 225- A modular constructed gas turbine engine means that: „ a) Its major components can be removed and replaced . b) All engines have a specific component layout. c) The engine is constructed by the vertical assembly technique.
21 226- An APU power lever is located: a) Behind the throttles. b) At the Flight Engineer Station. „ c) An APU is fully automatic and does not require a power lever . 227- Where is EGT measured? a) In the combustion chamber. „ b) Downstream of the combustion chamber . c) Upstream of the combustion chamber. 228- Flat Rated thrust is defined as: „ a) The thrust at the ambient temperature point above which thrust drops below 100% b) That power achieved at Idle RPM. c) That power achieved at Maximum EGT. 229- Supervisory EEC sends its output to the: a) Fuel valve „ b) HMU/FFG c) EGT thermocouple circuit 230- After placing an engine into storage, details would be recorded in : a) Technical Log. , b) Engine log book. c) Aircraft log book. 231- If a FADEC loses its ADC input, in the short term it will : „ a) Go into soft redundancy. b) Go into hard redundancy. c) Go to limit protection mode. 232-The primary purpose of an EEC is: a) To change analogue inputs into digital format to provide glass cockpit information and reduce flight crew workload. b) To change analogue inputs into digital format to reduce flight crew workload and provide maintenance information. „ c) To save fuel, reduce crew workload and reduce maintenance costs . 233- An APU consists of: a) A load compressor and free turbine. b) A power compressor and directly connected turbine. „ c) A power compressor and load compressor. 234- A convergent exhaust nozzle produces mainly: „ a) Momentum thrust. b) Pressure thrust . c) Momentum and Pressure thrust . 235- When storing an engine the fuel system is to be inhibited. How is this done? „ a) Remove plugs rotate engine then add oil. b) Rotate engine whilst adding oil then remove plugs. c) Add oil leaving plugs in . 236- Variable Ramp Intakes restrict airflow by: a) Reducing the area of the intake.
- Summer '17
- sajad heidari
- compressor, RPM, gas turbine engine, Axial compressor