PBAN Study guides, Class notes & Summaries

Does the thrust of a turbojet engine increase or decrease with altitude? Why? The thrust of a turbojet engine decreases with altitude, principally because of the lower air density and hence the lower mass flow rate of air ingested into the engine. Does the thrust of a rocket engine increase or decrease with altitude? Why? The thrust of a rocket engine increases with altitude, principally because of the decrease in ambient pressure and hence the increase in pressure thrust. State ...