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Which one of the following statement is correct?A. Surface energy is potential energy per unit lengthB. Surface tension is work done per unit areaC. Surface tension is wmk done per unit lengthD. Surface energy is work done per unit force |
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Answer» Correct Answer - B Surface tension is the force applied per unit length or work done (or energy ) per unit area of a liquids surface. While surface energy is the amount of work done per unit area by the force. |
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