By Jim McFarland FIGURE 1—Here's the relationship between air flow through a venturi and how atmospheric pressure "pushes" fuel into the air stream. At the vena ...

In the case of a carburetor, a narrowing in the flow-path (this narrowing is called a venturi) of the incoming air draws in fuel, and in the case of a fuel nozzle like the one in the video ...

Put simply: if you take a “T” shaped pipe and pass a fluid (such as air or water) through the straight section, a vacuum will be created on the shorter side due to the Venturi effect.

A pitot tube is a tube which faces into an air flow, with one hole at the front of the tube, and one on the side. It’s then possible to determine the air speed by measuring the pressure ...

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