Manometer calculation Within a continuous fluid of constant p 1"pg Ah 1y4h, P4=P1+pg^h2=P1+y△h Start computation at one end, and compute pressure from meniscus to meniscus till the other end Alternatively, select two points along same liquid column at same level, equate the pressures at the two pointsManometer Calculation Within a continuous fluid of constant  P1 = P3 P2 = P1 -  g h1 = P1 -  h1 P4 = P1 +  g h2 = P1 +  h2 • Start computation at one end, and compute pressure from meniscus to meniscus till the other end • Alternatively, select two points along same liquid column at same level, equate the pressures at the two points h1 h2 P1 P2 P3 P4