P = P = Keterangan: h = kedalaman fluida (m) P = . = massa jenis fluida 3 (kg/m ) P = . . Ph = tekanan hidrostatis 2 (N/m ) P = . . . g = percepatan gravitasi 2 (m/s ) P = .h.g 1 Pa = 1 N/m 2 5 1 atm = 1,01 x 10 Pa