CAAS SAR-66 Module 14 Propulsion Practice Questions - CAAS SAR-66 Module 14 Propulsion (Category B2 Avionics) Exam

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A turbofan engine ingests air at a mass flow rate of 120 kg/s. The aircraft is flying at a true airspeed of 150 m/s, and the exhaust gas exit velocity is 400 m/s. Assuming a fully expanded convergent nozzle (Pj = Pa), calculate the net thrust (Fn).

18,000 N 30,000 N 48,000 N 66,000 N

Correct Answer:

30,000 N

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