ORIGINAL: Flypaper 2
Yes, by 10%, and it does drive the surface to the limit of the servo throw. When the ail. is at its limit, the tab is still at a positive angle of attack by about 10 degrees. The tab works through the whole range.
The deflected tab becomes counterproductive as angle of the control surface increases-at a certain angle
Imagine the tab was far larger - to see how this works