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NEETChemistryStates of Matter

How is surface tension defined in terms of force and length?

Options

  1. AForce acting per unit volume
  2. BForce acting in the direction of gravity
  3. CForce acting per unit length perpendicular to the surface
  4. DForce acting in the direction of expansion

Correct answer

C. Force acting per unit length perpendicular to the surface

Step-by-step solution

Surface tension is defined as the force acting per unit length perpendicular to the surface of the liquid.

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