What Is a Reaction Turbine with a Velocity-Compounded Impulse Stage?

[reco31]

Homework Statement

Sketch and describe a reaction turbine with a velocity-compounded impulse stage.

Homework Equations

The Attempt at a Solution

Would anyone happen to know where I could find this?? Link?

 

[StewartWill]

A start at http://www.grc.nasa.gov/WWW/K-12/airplane/shortp.html .You can find a lot better