Topic: Fluid Mechanics
What is the type of flow when a cylindrical vessel containing some liquid is rotated about its vertical axis?
- A. steady flow
- B. turbulent flow
- C. vortex flow
- D. non-uniform flow
Answer: C. vortex flow
Explanation: When a cylindrical vessel containing a liquid is rotated about its vertical axis, the liquid revolves in concentric circles. This specific type of rotational motion is classified as a forced vortex flow.