Re: prop efficiency

From: Phedon Tsiknopoulos <phedon21t_at_yahoo.com>
Date: Tue, 11 Feb 2014 12:30:06 -0800

The number of remaining turns upon landing is a good indication of your prop efficiency.

Sent from my iPhone

On Feb 11, 2014, at 11:53 AM, Warthodson_at_aol.com wrote:

> Assuming a helical fixed pitch indoor free flight prop:
>
> 1. How does prop efficiency vary as a function of prop RPM?
> I.E. Is a prop more efficient during high torque launch, climb, cruise or decent?
>
> 2. Is possible to explain in simple terms how prop efficiency is affected by pitch?
> I.E. At a given RPM is there an optimum pitch? Or do I need to be more specific?
>
> 3. Has it become generally accepted practice to "wash out" a typical indoor prop?
>
> Gary Hodson
>
>
Received on Tue Feb 11 2014 - 12:30:06 CET

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