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Without knowledge of the pressure in the air cond. lab. unit you will not be able to calculate the mass flow. Without the mass flow you cannot do any analysis of the system.

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Q: What is the principle of pressure gauge in air conditioning laboratory unit?
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What is the principle of pressure gauge?

pressure gauge works on hooks law principle ,when we applying pressure in end connection of the pressure gauge ,the same pressure operating at end of the bourdon tube.


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