Engineering :: Fluid Mechanics and Hydraulic Machines
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Alcohol is used in manometers because
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[A]. |
It provides a suitable meniscus for the inclined tube | [B]. |
Its density being less can provide longer length for a pressure difference, thus more accuracy can be obtained
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[C]. |
(A) and (B) above | [D]. |
Cheap and easily availale |
[E]. |
Its vapour pressure is low |
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