Properties Of Solids And Liquids Question 341
Question: If the surface tension of a liquid is T, the gain in surface energy for an increase in liquid surface by A is [MP PET 1991; RPMT 2002]
Options:
A) $ A{{T}^{-1}} $
B) $ AT $
C) $ A^{2}T $
D) $ A^{2}T^{2} $
Show Answer
Answer:
Correct Answer: B
Solution:
Surface energy = surface tension × increment in area = $ T\times A $
