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Forum: Tech Log

16th Apr 2014, 09:49

Replies: 99

DO winglets have effect on Vref when landing?

Views: 17,748

Posted By HazelNuts39

My graph is generic and schematic, to assist in...

My graph is generic and schematic, to assist in understanding what I'm writing. Of course you may put the blue line anywhere you like, but you would create a very unusual airplane if you put it at...

Forum: Tech Log

16th Apr 2014, 09:19

Replies: 99

DO winglets have effect on Vref when landing?

Views: 17,748

Posted By HazelNuts39

737Jock, Please explain me why single-engine...

737Jock,

Please explain me why single-engine airplanes have a fin and rudder.

Forum: Tech Log

16th Apr 2014, 08:37

Replies: 99

DO winglets have effect on Vref when landing?

Views: 17,748

Posted By HazelNuts39

Just to illustrate a point I made earlier: ...

Just to illustrate a point I made earlier:

http://i.imgur.com/bgKI4J1.jpg

Vmc is normally determined by flight test at minimum weight. At 5 degrees of bank Vmc reduces with increasing weight....

Forum: Tech Log

13th Apr 2014, 18:44

Replies: 99

DO winglets have effect on Vref when landing?

Views: 17,748

Posted By HazelNuts39

You are misreading the requirements. Even though...

You are misreading the requirements. Even though Vmca varies little with weight, it is usually determined at all weights where it may be limiting V2, which is usually at the low end of the take-off...

Forum: Tech Log

13th Apr 2014, 14:09

Replies: 99

DO winglets have effect on Vref when landing?

Views: 17,748

Posted By HazelNuts39

Minimum control speed and stall speed

Whereas the stall speed varies approximately as the square root of weight, the change of minimum control speed with weight is very small. The reason that it changes at all is the bank angle of 5...

Forum: Tech Log

12th Apr 2014, 22:11

Replies: 99

DO winglets have effect on Vref when landing?

Views: 17,748

Posted By HazelNuts39

Not to mention JAR/FAR 25.149(f) ...:

Not to mention JAR/FAR 25.149(f) ...:

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