MacMichael degree
McGraw-Hill Science & Technology Dictionary:
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MacMichael degree
(mik′mī·kəl di′grē)
(fluid mechanics) An arbitrary unit used in measuring viscosity with a type of Couette viscometer; its size depends on the stiffness of the suspension of the inner cylinder of the viscometer.
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MacMichael degree
Oxford Dictionary of Units & Measures:
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MacMichael degree
rheology UK A scheme for measuring the viscosity of a fluid as indicated by its transference of torque, being the twist of a cylinder immersed in the rotating fluid. The reading depends on the stiffness of the suspending wire as well as the diameter of the cylinder; typically 1 to 3° MacMichael is 1 poise (10-1 Pa·s).
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McGraw-Hill Science & Technology Dictionary
McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved.
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