Aircraft General Knowledge

الصعوبة: Highوزن الامتحان: High

نظرة عامة

Aircraft General Knowledge is one of the broadest ATPL subjects, split into airframes/systems and powerplants. It covers everything from aircraft structures and materials to hydraulic, pneumatic, fuel, electrical, and pressurization systems, as well as piston engines, turbine engines, and propeller theory.

المواضيع الرئيسية

Aircraft structures, materials, and fatigue
Hydraulic systems and components
Landing gear and braking systems
Flight control systems (manual and fly-by-wire)
Pneumatic and pressurization systems
Ice and rain protection
Fuel systems and fuel types
Electrical systems (AC/DC, batteries, generators)
Piston engine operation and systems
Gas turbine engines (turbojet, turbofan, turboprop)
Propeller theory and operation

نصائح الدراسة

Use system diagrams extensively — trace the flow through each system

Understand how systems interconnect and how failures cascade

Compare piston and turbine engines systematically

Focus on failure modes and emergency procedures for each system

Learn the physics behind each system, not just the components

أسئلة نموذجية

1. What type of stress does pressurization create in a fuselage?

A. Compressive

B. Tensile (hoop stress)✓ صحيحة

C. Shear

D. Torsional

2. In a turbofan engine, the bypass ratio is the ratio of:

A. Thrust to fuel flow

B. Cold stream mass flow to hot stream mass flow✓ صحيحة

C. Compressor stages to turbine stages

D. Fan diameter to core diameter

3. What is the purpose of a constant-speed propeller unit (CSU)?

A. To maintain constant engine RPM by varying blade pitch✓ صحيحة

B. To limit maximum airspeed

C. To reduce propeller noise

D. To synchronize multi-engine propellers

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