Question: Consider the system shown in Fig. P357. If a change of 0.9 kPa in the pressure of air causes the brine-mercury interface in the right

Consider the system shown in Fig. P3–57. If a change of 0.9 kPa in the pressure of air causes the brine-mercury interface in the right column to drop by 5 mm in the brine level in the right column while the pressure in the brine pipe remains constant, determine the ratio of A₂/A₁.

FIGURE P3–57 Area, A, Air Water Mercury SG = 13.56 Brine pipe SG =

Area, A, Air Water Mercury SG = 13.56 Brine pipe SG = 1.1 Area, A

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