If the radius and surface tension of spherical soap bubble be r and T respectively !

Posted on 2013-12-20 11:35:00 in Physics by SAMANTHA

If the radius and surface tension of spherical soap bubble be r and T respectively  show that the charge required to double its radius would be 8? r [?₀ r (7 pr + 12 T)]^1/2 coulomb where p is the atmospheric pressure.

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