Topic: Ostwald Viscometer
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What is Ostwald viscometer?
( ′öst′vält vi′skäm·əd·ər ) (engineering) A viscometer in which liquid is drawn into the higher of two glass bulbs joined by a length of capillary tubing, and the time for its meniscus to fall between calibration marks above and below the u... Read More »
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Why is it important to calibrate an ostwald viscometer?
One obvious reason is the temperature, since higher temps lower the viscosity. Hence, under the given experimental conditions, you always use a fluid of known viscosity (water would be a good choice too, since its viscosity is listed in any... Read More »
Source: http://answers.yahoo.com/question/index?qid=20120119010755AAe3N86
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Ostwald Viscometer
