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14 votes
2 answers
600 views

What are these painted lines on the fan blades of the Rolls-Royce Pearl 15?

2 votes
1 answer
69 views

Hypothetical Ramjet-Scramjet-Rocket Combination?

5 votes
3 answers
3k views

How come a turboprop can't reach speeds as high as a turbofan?

6 votes
4 answers
6k views

Can electricity be harvested from magnets in jet engines?

1 vote
1 answer
239 views

Could a F-22's exhaust stall a highjacked Boeing 767's turbofan(s) and force it to land?

6 votes
1 answer
275 views

What factors contribute to the poor off design performance of turbofans?

1 vote
1 answer
166 views

Why does the gas turbine recuperator hugely increase efficiency but slightly decrease the peak power?

13 votes
2 answers
9k views

Why Western fighters' afterburner glow is reddish orange while Eastern Bloc fighters' is blue?

21 votes
4 answers
4k views

How do jet engines generate electrical power?

15 votes
3 answers
711 views

Why does the P-3 Orion use an engine driven compressor instead of bleed air for pressurization?

1 vote
0 answers
119 views

Why has CFM International changed the profile of the fan struts used at their CFM 56 turbofan?

6 votes
4 answers
608 views

Can Flex thrust be lower than climb thrust?

0 votes
2 answers
220 views

A very loud, short- lived howl

13 votes
5 answers
963 views

What causes pulses to appear in some contrails?

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