Plzzzz ans for this it's urgent
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Surface tension is force per unit length
hence it unit is
N/m
unit of energy =Joule =J=Force ×displacement
=N×m
N =J/m
hence putting N=J/m
we get J/m^2
hence option D is correct
hence it unit is
N/m
unit of energy =Joule =J=Force ×displacement
=N×m
N =J/m
hence putting N=J/m
we get J/m^2
hence option D is correct
harishmajp:
Thank u
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