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Physics
Which one of the following statement is correct?
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Q. Which one of the following statement is correct?
MHT CET
MHT CET 2019
A
Surface energy is potential energy per unit length
B
Surface tension is work done per unit area
C
Surface tension is work done per unit length
D
Surface energy is work done per unit force
Solution:
Surface tension is the force applied per unit length or work done (or energy) per unit area of a liquid surface. While surface energy is the amount of work done per unit area by the force.