IB Physics Viscosity
/A tutorial sheet on viscosity is given below.
- Is viscosity a force?
- What is the cause of viscosity?
- State the SI unit for viscosity.
- A small sphere of radius r is falling vertically in a fluid of viscosity 𝛈 and density 𝜌. Find an expression for the terminal speed of the sphere.
- A viscous fluid flows steadily through a horizontal pipe. Does the pressure exerted by the fluid change along the pipe?