Q
For the manometer set up shown in the figure, the pressure difference PA – PB is given by_________________?
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A
A. (ρh – ρair)gh
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B
B. (ρh – ρl)gh
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C
C. (ρh – ρl) gh + (ρl – ρair) . g(l – h)
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D
D. (ρh – ρl) gl + (ρl – ρair)gh
Correct Answer:
A. A. (ρh – ρair)gh
