Test Your Knowledge: Airplane Engines Put your airplane engine knowledge to the test with this quiz. Can you answer these questions about the different types of airplane engines and their components? rihanna80 published on November 30, 2023 Stacked 1/11 Which type of engine is commonly used in commercial airliners? Turbofan Engine Turbojet Engine Turboprop Engine Piston Engine 2/11 What is the purpose of a compressor in an airplane engine? To compress incoming air To generate thrust To cool the engine To ignite the fuel 3/11 Which of the following is a characteristic of a turboprop engine? It operates at extremely high speeds It uses a combination of a jet engine and a propeller It is powered by a piston engine It is only used in military aircraft 4/11 What is the purpose of the afterburner in a jet engine? To cool the engine To generate additional thrust To compress incoming air To increase the exhaust gas velocity 5/11 Which type of engine is more fuel-efficient? Turbofan Engine Turbojet Engine Turboprop Engine Piston Engine 6/11 What is the primary function of a turbine in a jet engine? To compress incoming air To cool the engine To extract energy from the hot exhaust gases and convert it into rotational motion To ignite the fuel 7/11 Which of the following is not a component of a jet engine? Propeller Compressor Combustion chamber Turbine 8/11 How does a turbojet engine produce forward thrust? By rotating the turbine By expelling high-speed exhaust gases By compressing incoming air By burning fuel 9/11 Which type of engine is commonly used in smaller general aviation aircraft? Piston Engine Turbofan Engine Turbojet Engine Turboprop Engine 10/11 What is the main difference between a turbofan engine and a turbojet engine? The size of the compressor The presence of a bypass fan The fuel consumption rate The exhaust gas velocity 11/11 Which engine type is louder: turbojet or turbofan? Turbojet Engine Turbofan Engine Both have the same noise level It depends on the specific model