angle of repose

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angle of repose

[′aŋ·gəl əv ri′pōz]
(engineering)
(mechanics)
The angle between the horizontal and the plane of contact between two bodies when the upper body is just about to slide over the lower. Also known as angle of friction.

angle of repose

The maximum angle with the horizontal at which a mass of material, as in a cut or embankment, will lie without sliding; the angle between the horizontal and the maximum slope that a soil assumes through natural processes.
References in periodicals archive ?
Joe Maneri, Barre Phillips, Mat Maneri - Angles Of Repose (ECM 980 6760)
Ultrasonic transducer design combined with patented echo processing techniques permits reliable level measurement of plastic powders and pellets where dust and high angles of repose are present.
Weaving together a narrative of the past and present, Stegner's Western-set novel examines the angles of repose among his disparate characters, that point at which they finally come to a bruised acceptance of their lives as they actually are, as opposed to what they would wish them to be.