alleryStart learning →Surface tension of liquid γ has SI unit:
- N
- N/m or J/m²
- kg/m³
- Pa
Show answer and solution
Correct answer: B. N/m or J/m²
γ = force per unit length of surface boundary = energy per unit area. Units N/m.
**Water:** 72 mN/m (20°C), decreases with T.
Indian Navy AA (Artificer Apprentice) Mechanical Properties of Solids and Fluids — practice questions
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