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WASSCE
A simple barometer is constructed using a liquid Q1 of density 16.2g/cm3. Calculate the least length of the tube to be used to measure pressure of 1.5 atmospheres.
(Density of mercury = 13.6/cm3)
[atmosphere = 76.0 cm of mercury]
(Density of mercury = 13.6/cm3)
[atmosphere = 76.0 cm of mercury]
A.
1358 mm
B.
957 mm
C.
760 mm
D.
638 mm
Answer: D
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