Maharashtra BoardEnglish MediumSTD 12 SciencePhysicsMechanical Properties of Fluids2 Marks
Question
Prove that equivalent SI unit of surface tension is $J/m^2$.
✓
Answer
The SI unit of surface tension $=$
$\frac{\text { newton }( N )}{\text { metre }( m )}=\frac{ N }{ m } \cdot \frac{ m }{ m }=\frac{ J }{ m ^2} \text {. }$
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