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List of top Propulsion Questions on Turbojet Engines asked in GATE AE

An aircraft with a turbojet engine flies at 270 m/s. Enthalpies:
Incoming air: 260 kJ/kg, Exit gas: 912 kJ/kg.
Fuel–air mass-flow ratio: 0.019.
Fuel heating value: 44.5 MJ/kg.
Heat loss: 25 kJ/kg of air.
Find the exhaust jet velocity (round off to 2 decimals).
  • GATE AE - 2021
  • GATE AE
  • Propulsion
  • Turbojet Engines
How does the specific thrust of a turbojet engine change for a given flight speed with increase in flight altitude?
  • GATE AE - 2021
  • GATE AE
  • Propulsion
  • Turbojet Engines