Physics, asked by sukhpreet51, 1 year ago

identify the expression for absolute pressure and gas pressure​

Answers

Answered by Sahil786786
1
absolute pressure of a gas =Pa +hpg
gauge pressure of a gas=P-Pa=hpg
hope it works..

Answered by techtro
2

Expression for absolute pressure and gas pressure is given below

  1. Gauge pressure is the pressure relative to atmospheric pressure.
  2. Gauge pressure is positive for pressures above atmospheric pressure, and negative for pressures below it.

Pgauge = Pabs - Patm = pgh

3. Absolute pressure is the sum of gauge pressure and atmospheric pressure.

Pabs =Patm + Pgauge = Patm + pgh

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