Answer / ibrahim_mahmoud

absolute pressure = gauge pressure + unity or atmospheric
pressure


gauge pressure is used in life
absolute mostly in charts (e.g P-H charts )

Answer / mech idiot

Absolute pressure is zero referenced against a perfect
vacuum, so it is equal to gauge pressure plus atmospheric
pressure......Although no pressure is an absolute quantity,
everyday pressure measurements, such as for tire pressure,
are usually made relative to ambient(atmospheric) air pressure.

Answer / dinesh

Absolute pr. =
gauge pr-
atmospheric pr.

thermal engg

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