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Venturi Meter [UBC PHAS Demonstration Room Catalog]

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Venturi Meter


Consists of a glass tube with modifications. Part of the tube before and after the middle is enlarged somewhat, and another U-shaped piece of tube connects the middle to one of these enlarged areas.


A demonstration of Bernoulli's theorem and the operation of a Venturi meter.


  • Venturi meter
  • Colored water


The U-shaped section of tubing is filled partly with colored water. Air is blown through the apparatus. This produced a pressure differential between the two sides of the U-shaped tube, which causes the water level inside to change accordingly.


Demo room information

Location C5
Maker Unknown
Current State Working
demonstrations/2_fluid_mechanics/2c_dynamics_of_fluids/venturi_meter/start.txt · Last modified: 2020/03/13 21:04 by demoroom