I'm working with stratospheric balloons (latex ones) and I want to put a valve on it so it can float for a longer time. I'm trying to define which valve I should use, which demands I estimate the flow ...
If I have same radius in all junctions case I) I have 100 CFM air go to the one end of Y (120 degrees between each leg) case II) I have 100 CFM air go to the one end of T Since air is compressible, ...
Possible Duplicate: Why is exhaling more forceful than inhaling? If I put my hand behind my computer's system block, I can feel a very strong flux of air coming out, as it is being pushed ...