Thrust loss
 

Does anyone have an idea of how much thrust loss to figure for a bifurcated pipe?
Do we lose 10% of total thrust? More, or less? Specifically a 45 Newton loss to bifurcated as opposed to a straight pipe.
This, for me , is a sizing issue on which turbine I will need, or can use.
John

This thread my help you find answers, I knew it had been asked before.

http://www.rcuniverse.com/forum/rc-j...rust-loss.html