User stevederekson555

4 votes

1 answer

3k views

When is Vmo/Mmo applicable?

asked Jul 25, 2021 at 11:47

1 vote

1 answer

1k views

What are typical values of CD0 for commercial high-subsonic jets?

asked Aug 20, 2021 at 15:22

1 vote

2 answers

1k views

What is the typical wing twist angle at the wing tip for a commercial jet?

asked Sep 8, 2021 at 15:07

3 votes

1 answer

861 views

How many Krueger flaps does the 737-700 have?

asked Jul 20, 2021 at 12:46

3 votes

2 answers

782 views

Can the rudder be considered part of the vertical stabilizer, and the elevator part of the horizontal stabilizer?

asked Aug 28, 2021 at 22:28

2 votes

2 answers

646 views

What is the absolute ceiling of the A319-100, B737-700 and A220?

asked Jul 15, 2021 at 13:37

1 vote

0 answers

624 views

What are typical values for CLmax in clean configuration?

asked Sep 3, 2021 at 14:45

1 vote

2 answers

450 views

Do most commercial jets cruise at constant altitude/speed?

asked Aug 17, 2021 at 13:20

2 votes

1 answer

377 views

Does the A220-300 have krueger flaps or are all of its leading-edge highlift devices slats?

asked Jul 23, 2021 at 15:39

1 vote

2 answers

351 views

What chord should I use to calculate Reynolds number?

asked Sep 7, 2021 at 14:27

1 vote

0 answers

334 views

What is the specific fuel consumption and cruise thrust of PW1521G engines?

asked Jul 21, 2021 at 21:39

3 votes

1 answer

330 views

How can my CD0 estimation be improved?

asked Aug 22, 2021 at 13:26

3 votes

1 answer

329 views

What are engineers trying to maximize when they design for takeoff at MTOW? (It seems to me the only free variable is the OEW.)

asked Aug 18, 2021 at 13:19

1 vote

1 answer

303 views

What are typical CLmaxTO and CLmaxL values for modern aircraft?

asked Aug 23, 2021 at 18:42

1 vote

1 answer

277 views

Is thickness-to-chord ratio constant along the span of horizontal and vertical stabilizers?

asked Aug 28, 2021 at 21:12

3 votes

1 answer

262 views

What do the numbers and letters mean in landing gear tire sizes?

asked Jul 25, 2021 at 11:27

1 vote

1 answer

260 views

Does the tailplane see a higher or lower airspeed than the wing?

asked Aug 28, 2021 at 18:18

1 vote

1 answer

216 views

How to calculate density of ISA+10ºC at 11705m? [closed]

asked Aug 19, 2021 at 0:20

2 votes

0 answers

174 views

Wing and horizontal/vertical tailplane airfoil type and relative thickness?

asked Jul 10, 2021 at 19:26

-1 votes

1 answer

164 views

Does the Prandtl-Glauert correction use the airplane's Mach number, or its effective Mach number corrected for sweep?

asked Sep 9, 2021 at 1:03

1 vote

2 answers

161 views

Does center of gravity change between ramp weight and takeoff weight?

asked Sep 1, 2021 at 0:27

3 votes

0 answers

114 views

Are empennage airfoils always symmetric in conventional airliners?

asked Jul 20, 2021 at 21:25

1 vote

1 answer

103 views

How would you adjust C_l airfoil values for different Reynolds numbers?

asked Sep 3, 2021 at 18:21

0 votes

0 answers

99 views

Length from nose to end of flight deck / start of cabin?

asked Aug 14, 2021 at 22:08

1 vote

0 answers

48 views

How is a design cruise altitude picked? [duplicate]

asked Aug 18, 2021 at 18:19

Stack Exchange Network

25 Questions

When is Vmo/Mmo applicable?

What are typical values of CD0 for commercial high-subsonic jets?

What is the typical wing twist angle at the wing tip for a commercial jet?

How many Krueger flaps does the 737-700 have?

Can the rudder be considered part of the vertical stabilizer, and the elevator part of the horizontal stabilizer?

What is the absolute ceiling of the A319-100, B737-700 and A220?

What are typical values for CLmax in clean configuration?

Do most commercial jets cruise at constant altitude/speed?

Does the A220-300 have krueger flaps or are all of its leading-edge highlift devices slats?

What chord should I use to calculate Reynolds number?

What is the specific fuel consumption and cruise thrust of PW1521G engines?

How can my CD0 estimation be improved?

What are engineers trying to maximize when they design for takeoff at MTOW? (It seems to me the only free variable is the OEW.)

What are typical CLmaxTO and CLmaxL values for modern aircraft?

Is thickness-to-chord ratio constant along the span of horizontal and vertical stabilizers?

What do the numbers and letters mean in landing gear tire sizes?

Does the tailplane see a higher or lower airspeed than the wing?

How to calculate density of ISA+10ºC at 11705m? [closed]

Wing and horizontal/vertical tailplane airfoil type and relative thickness?

Does the Prandtl-Glauert correction use the airplane's Mach number, or its effective Mach number corrected for sweep?

Does center of gravity change between ramp weight and takeoff weight?

Are empennage airfoils always symmetric in conventional airliners?

How would you adjust C_l airfoil values for different Reynolds numbers?

Length from nose to end of flight deck / start of cabin?

How is a design cruise altitude picked? [duplicate]