Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*"
Saves in:saves
Status closed:yes
Types is:question
Exclude -[tag]
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 54942

The force acting on an aircraft in opposition to gravity which keeps the aircraft in the air.

5 votes
2 answers

Will air accelerate over a wing and generate lift, if the air has zero viscosity? [duplicate]

Will the wing produce any lift under these conditions? …
  • 1,359
1 vote
4 answers

Is increase in lift allways follwed by increase in drag and vice versa?

lift at same fixed AoA compare to same wing without slots. … tell: Lift up = drag up, Lift down=drag down, Notes before answer: This is case where lift dont have to be equal weight Stall is caused by closing slots,not by increasing AoA, AoA is fixed in both …
  • 1,359
0 votes
2 answers

Help with calculate forces from pressure distribution

Can you explain how calculate lift,drag,total force and read this pressure distribution diagrams? …
  • 1,359
1 vote
3 answers

Does Cd number change at different speeds during wind tunnel testing?

When meassure Cd or Cl of airplane/car in wind tunnel, does number change at different speeds, for example at 100km/h compare to 250km/h? If yes,how much? I know from theory that coefficents change wi …
  • 1,359
1 vote

Can wingtip vortices formed around an unswept wing produce vortex lift?

This part of wing has backward orientation, so this produce more drag than lift. … Pressure leak(light blue/green color) at wing tip area reduced lift more then this little increase of lift due to vortex. End plate/winglet reduce this pressure leak. …
  • 1,359