Two soap bubbles of radii 'a' and 'b' respectively coalase to form a single bubble of radius 'c'. If the external pressure is P then show that the surface tension of soap solution is T= a cube- b cube - c cube/4( a square+ bsquare-c square).

Asked by  | 30th Oct, 2012, 11:26: PM

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Answered by  | 1st Nov, 2012, 05:02: PM

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