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Kenn Sebesta's user avatar
Kenn Sebesta's user avatar
Kenn Sebesta's user avatar
Kenn Sebesta
  • Member for 7 years, 3 months
  • Last seen more than a week ago
22 votes
5 answers
4k views

What U-2 design challenges are still challenging?

20 votes
3 answers
6k views

Is landing gear-up against the regs?

14 votes
4 answers
3k views

Are there any/many US airports (with instrument approaches) still without RNAV approaches?

14 votes
3 answers
791 views

Why would the U2 descend more quickly with its engine on than off?

14 votes
5 answers
8k views

Why, on a short-field takeoff, are we taught to run the engine to full power before releasing the brakes?

13 votes
2 answers
3k views

Can I legally put non-approved fuel into unused airframe fuel tanks?

13 votes
2 answers
2k views

What is the FAA definition of a "flight"?

12 votes
1 answer
725 views

What is "Accident" on a VFR sectional?

11 votes
4 answers
3k views

Why does entry into Class B specifically require clearance?

10 votes
1 answer
6k views

What is the red barb for in the NOAA weather briefing?

10 votes
2 answers
799 views

Which aerobatic maneuvers are most likely to make people airsick?

10 votes
0 answers
235 views

Are there any analyses of GA tie-down failures?

9 votes
1 answer
2k views

What are the black boots on this Extra 300's prop?

9 votes
1 answer
595 views

What are these four tubes for in the intake for an Extra 300?

9 votes
5 answers
3k views

Why is the Cirrus Vision SF50's turbine angle so acute?

8 votes
2 answers
1k views

Can a US state declare an airplane unairworthy?

7 votes
1 answer
2k views

Why does the typical magneto switch have R on the left and L on the right?

7 votes
1 answer
819 views

At non-controlled fields, what are the regulations concerning "line up and wait"?

7 votes
1 answer
556 views

Why did Pipistrel design the Sinus with core wing sections just at 40' instead of well under?

7 votes
1 answer
521 views

Why do few small planes have reflexed flaps?

7 votes
1 answer
909 views

May a Recreational Pilot demonstrate her/his own plane to a prospective buyer?

5 votes
2 answers
1k views

In a tailwheel plane, which design elements affect the propensity for a ground loop?

5 votes
1 answer
329 views

Can airspeed in ground effect be used to estimate climb performance?

5 votes
2 answers
427 views

Why was the deep-stalled prototype Velocity unable to come out of the stall, even with a 20-30deg nose-down attitude?

5 votes
3 answers
2k views

What are the design disadvantages of a monowheel landing gear setup which might have led to its historic rejection?

4 votes
1 answer
193 views

In a plane with airbrakes, such as a glider, how do slips and airbrakes interact?

4 votes
2 answers
177 views

What open-loop control inputs can guarantee non-divergent descents in fixed-wing aircraft?

4 votes
1 answer
160 views

Are flaps regulated as balanced control surfaces?

4 votes
0 answers
115 views

Is there specific verbiage required to close out an engine logbook and start a new one?

4 votes
1 answer
646 views

What is the procedure to change an airport's published CTAF?