Problem 1 Consider 1 kg liquid water at temperature 298 K (specific weight 1 kg L) filled in a closed glass vessel Given the interfacial tension glass water at this temperature is 0 07275 J m 2 Calculate the interfacial energy in case the glass vessel is A cube A sphere A circular cylinder 5 cm length Compare the results obtained and formulate a general statement about effect of the interfacial shape on its energy

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Question: Problem 1: Consider 1 kg liquid water at temperature 298 K (specific weight 1 kg/L) filled in a closed glass vessel. Given the interfacial tension

Problem 1: Consider 1 kg liquid water at temperature 298 K (specific weight 1 kg/L) filled in a closed glass vessel. Given the interfacial tension glass / water at this temperature is 0.07275 J/m². Calculate the interfacial energy in case the glass vessel is

A cube
A sphere
A circular cylinder 5 cm length.

Compare the results obtained and formulate a general statement about effect of the interfacial shape on its energy.

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