Do Pumps Create Pressure or Flow?

Explaining how pumps produce both pressure and flow with some fun water demonstrations.
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There’s a popular and persistent saying that pumps only create flow in a fluid, and resistance to that flow is what creates the pressure in a pipe. This video goes into some details about how two kinds of pumps work: centrifugal pumps and positive displacement pumps.

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Source: https://www.youtube.com/watch?v=U6fBPdu8w9U
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