Gauge Pressure

Definition

Gauge pressure refers to the pressure measured relative to atmospheric pressure. It represents the difference between the absolute pressure and atmospheric pressure.

Related terms

Absolute Pressure: Absolute pressure is the total pressure exerted by a fluid, including both gauge pressure and atmospheric pressure.

Manometer: A manometer is a device used to measure gauge pressures in fluids.

Vacuum Pressure: Vacuum pressure refers to pressures below atmospheric pressure, where there is less force pushing on an object.