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Old 09-26-2006 | 07:46 AM
  #9  
bruce88123
 
Joined: Nov 2004
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From: Memphis, TN
Default RE: Flaps up or down?

Flaps cause lift and drag in varying amounts when used.
Spoilers cause drag and loss of lift.

Which would YOU want on landing?
http://www.lerc.nasa.gov/WWW/K-12/airplane/spoil.html
http://www.centennialofflight.gov/es...aces/DI104.htm
http://www.centennialofflight.gov/es...ices/Tech6.htm
http://avstop.com/AC/FlightTraingHandbook/Wing.html

Some good reading.