Using Stokes' law, the drag on a sphere of radius 0.001 m moving at 0.1 m/s through a fluid of viscosity 0.001 Pa s is:

  1. 1.88 10^-6 N
  2. 9.42 10^-7 N
  3. 1 10^-7 N
  4. 3.77 10^-6 N
Answer

A) 1.88 10^-6 N

F = 6pieta rv = 1.88 10^-6 N. SLO P-11-B-42 · Understanding

Physics MCQ · More Fluid Statics and Dynamics MCQs · Practise