Dimension of surface tension is (where, F = force, L = length) ?
Correct answer: A. FL-1
- A. FL-1
- B. F-1. L
- C. F.L-2
- D. F-2. L
Explanation
Surface tension is force per unit length, so its dimensions are F/L, written as FL⁻¹. Force per unit area would instead have dimensions FL⁻².
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