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Physics 9 Online
OpenStudy (anonymous):

what is gauge pressure

OpenStudy (anonymous):

Sorry this is right answer Gauge pressure = absolute pressure - 1 atm

OpenStudy (mrnood):

As explanation: The pressure indicated on a pressure gauge is normally 0 in ambient conditions. However - the absolute pressure at ambient is 1 atm (approx. - depends on actual local conditions) Therefore if can be seen that the gauge always indicates less then the absolute pressure by 1 atm.

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