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Roh's user avatar
Roh
  • Member for 8 years, 8 months
  • Last seen this week
  • Ab Pakhsh , Bushehr , Iran
50 votes
2 answers
10k views

Should the helicopter be washed after any sea mission?

26 votes
3 answers
7k views

What is this part which is mounted on the wing of Embraer ERJ-145?

20 votes
3 answers
10k views

Why do aircraft with turboprop engine have black painted anti-icing system?

18 votes
2 answers
6k views

Why do new engines have a case with a triangular tiling pattern?

18 votes
2 answers
6k views

Why are the intakes of some fighters not attached to the fuselage?

15 votes
1 answer
3k views

What are those half-vanes in the engine inlet of a 707-328?

14 votes
2 answers
714 views

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

13 votes
1 answer
9k views

What does "spark plugs appear yellow at the ignition point" mean?

13 votes
2 answers
2k views

What is this hole above the intake of engines of Mil helicopters?

9 votes
2 answers
4k views

Why is the pitot tube located near the nose?

9 votes
1 answer
796 views

What's this part on the wing of BAE Systems Avro 146-RJ100?

8 votes
1 answer
436 views

What is this strange thing under Tu-95 which looks like a horse-fly's eye?

7 votes
2 answers
1k views

What are these crevices below the wing of B-52 bomber?

6 votes
1 answer
1k views

Why do the intake of some helicopters have a bump body?

5 votes
1 answer
893 views

Why are the engines not tucked underneath the wings of airliners? [duplicate]

5 votes
2 answers
2k views

What does this formulation mean?

4 votes
1 answer
389 views

What is this intake bottom the wing of C-5 and why is it placed there?

4 votes
2 answers
1k views

What does "time at temperature" mean in the maintenance manual of the J79 engine?

4 votes
1 answer
343 views

What's the name of this part of combustion chamber and what is it for?

4 votes
2 answers
236 views

What does "military band" mean in this chart?

4 votes
1 answer
872 views

Am I calculating the fuel consumption correctly?

3 votes
0 answers
294 views

What is this black streak on the F-35B?

3 votes
1 answer
1k views

What is this sound for when starting the engine of an F-15?

3 votes
1 answer
1k views

Why do some Turbofan engines have multi-stage fans?

3 votes
1 answer
2k views

Why is an air intake located on the root of the tail on some aircraft?

3 votes
0 answers
153 views

Why do the aircraft made by the Soviet Union have fans in their cockpits? [duplicate]

2 votes
1 answer
119 views

What's for the "smoke fittings" in this muffler?

2 votes
0 answers
124 views

What's this outlet of IAE V2500 for? [duplicate]

2 votes
2 answers
804 views

What's the thrust coefficient for a convergent nozzle?

2 votes
1 answer
409 views

Who should design the nozzle of jet engines on aircraft?