Problem 20342.
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Problem 20342.
How much work must be done against surface tension forces to blow a soap bubble with a radius of 5 cm? What is the excess pressure inside the bubble? Consider the surface tension coefficient of soapy water to be 4*10^-3 N/m.
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Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
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