Stokes' law for the drag on a small sphere moving slowly through a fluid is:

  1. F = eta rv^2
  2. F = 12rho v^2
  3. F = 6pieta r^2v
  4. F = 6pieta rv
Answer

D) F = 6pieta rv

Valid for slow, laminar flow. SLO P-11-B-42 · Understanding

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