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Surface tension is force per unit length. Its dimensional formula is?
A[M T⁻²]
B[M L² T⁻²]
C[M L⁻¹ T⁻²]
D[M L T⁻²]
Answer & Solution
Correct answer: A. [M T⁻²]
Dividing force [M L T⁻²] by length [L] leaves [M T⁻²].
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