Physics · Fluid Mechanics
A faulty barometer gives incorrect readings because some air is trapped above the mercury column. At an actual atmospheric pressure of 755 mm of Hg, the barometer reads 748 mm of Hg, and at an actual pressure of 740 mm of Hg, it reads 736 mm of Hg. Find the total length of the barometer tube.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1763 mm
- 2765 mm
- 3764 mm✓
- 4762 mm
Correct answer
764 mm
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