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Question

What tool is used to measure gas pressure?


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Solution

Manometer:

  1. A manometer is a device that measures the pressure of a gas or vapor, some are made up of a U-shaped tube with a circulating column of liquid.
  2. Mercury manometers are capable of measuring pressures ranging from 1mbar to 1.5bar. Mercury is commonly utilized because of its high density. Mercury pressure measurement may be accomplished using a relatively simple instrument.
  3. This U-tube has one end open to the environment and the other exposed to the gas.

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