Refer to the drawing of a water storage tank with a differential pressure (D/P) level detection system (see figure below).
A calibrated D/P level detector is being used to measure level in a vented tank inside the auxiliary building.
If building pressure increases with no change in temperature, the associated level indication will…
A. decrease, then increase and stabilize at the actual level.
B. decrease and stabilize below the actual level.
C. increase and stabilize above the actual level.
D. remain at the actual level.
Show Answer
Answer: D
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