One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (September 29)
Thread Content
You receive a wealth reward just for participating. Multiple-choice question: Knowing the fundamental equation of hydrostatics, it can be determined that a U-tube manometer is used to measure pressure differences of ( ). A. It is related to the density of the indicator liquid and the height of the liquid level, but not to the thickness of the U-tube. B. It is unrelated to the density of the indicator liquid and the height of the liquid level, but related to the thickness of the U-tube. C. It is unrelated to both the density of the indicator liquid and the height of the liquid level, as well as to the thickness of the U-tube
A. It is related to the density of the indicator liquid and the liquid level height, and is independent of the thickness of the U-tube