Originally Posted by
cwatters
In a glider you need some means of controlling lift/drag to adjust your glide slope. You can't use elevator as that effects your speed too much. What could you use engines out in a heavy?
If you still have rudder authority then sideslip?
In my Hang-gliding days we altered the approach pattern, either by use of a curved final/base leg or 's' turns on final.
Don't fancy that in a 747 glider mind.
And, yes I did get it wrong, lots of times.