- related to: helium app
...we must not neglect these effects. We know that helium -filled balloons float, because they are... by the following equation: W( app ) = W[1 - ρ(air) / ρ(obj)] where W( app ) ...
5 Answers · Science & Mathematics · 01/06/2008
theta = 180 for head on e =8 mev see link below > i have put values and r(min) = closest app = calculated by link http://hyperphysics.phy-astr.gsu.edu/hbase/nuclear/rutsca2.html#c5
1 Answers · Science & Mathematics · 27/01/2008