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What causes Brownian motion in colloidal dispersion?

Options

  1. AGravitational force
  2. BElectric field
  3. CCollision with molecules of the dispersion medium
  4. DMagnetic force

Correct answer

C. Collision with molecules of the dispersion medium

Step-by-step solution

Correct Option is : (C) Collision with molecules of the dispersion medium

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