Identify examples of external flow. (Check all that apply.)Group of answer choicesFluid motion over a flat plateWater flowing in a pipeHeating air in an office roomAir flowing around an airplaneWater flowing around submarinesflow over a cylinder
Question
Identify examples of external flow. (Check all that apply.)Group of answer choicesFluid motion over a flat plateWater flowing in a pipeHeating air in an office roomAir flowing around an airplaneWater flowing around submarinesflow over a cylinder
Solution
The examples of external flow from your list are:
- Fluid motion over a flat plate
- Air flowing around an airplane
- Water flowing around submarines
- Flow over a cylinder
These are all examples of external flow because the fluid is flowing over the surface of an object, not within or through it.
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