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The excess pressure inside a thin spherical bubble, of radius R and surface tension T, istrianglep. What is the work by this outward pressure - developed force during an infinitesimal increase dR in the redius ? |
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Answer» <P> SOLUTION :THEWORK done, dW= (excesspressure `xx` surface area ) `xx` DR ` =triangle p(4 pi R^(2)) dR` |
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