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-   -   Noob question on c of g (https://www.rcuniverse.com/forum/beginners-85/11081725-noob-question-c-g.html)

bri_on_1 05-15-2012 10:12 AM

Noob question on c of g
 
Hi all, I have got mysellf a second hand Giles 202 1.5 meter and have a new 46 size engine ect and ime nearly ready for its test flight. When you do the c of g do you have fuel in the tank or do you do it empty! Sory for the question but its been a while since i was up in the air :O) .
Thanks,
Brian.

levram1 05-15-2012 10:27 AM

RE: Noob question on c of g
 
Empty

bri_on_1 05-15-2012 10:29 AM

RE: Noob question on c of g
 
Thanks for that http://www.rcuniverse.com/forum/js/f.../thumbs_up.gif

Villa 05-15-2012 11:42 AM

RE: Noob question on c of g
 
Hi bri_on_1
I agree, empty. The reason is that the plane must be capable to be correctly controlled when the fuel tank is empty. This assumes you have a conventional configuration where the fuel tank is in front of the CG. Other configurations may require something else.

SeamusG 05-15-2012 11:53 AM

RE: Noob question on c of g
 
And the only time that this is a moot point is when the tank is mounted at the CG balance point or electrics. :)


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