The small object is placed on the inner surface of the conical dish at the radius shown. If the coefficient of static friction between the object and the conical sur- face is 0.30, for what range of angular velocities w about the vertical axis will the block remain on the dish without slipping? Assume that speed changes are made slowly so that any angular acceleration may be neglected. (0 0.2 m- m 30°

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
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Chapter7: Dry Friction
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3/72 The small object is placed on the inner surface of the
conical dish at the radius shown. If the coefficient of
static friction between the object and the conical sur-
face is 0.30, for what range of angular velocities w
about the vertical axis will the block remain on the
dish without slipping? Assume that speed changes
are made slowly so that any angular acceleration may
be neglected.
(0
0.2 m
m
30°
CamScanner Lino izowall
Transcribed Image Text:3/72 The small object is placed on the inner surface of the conical dish at the radius shown. If the coefficient of static friction between the object and the conical sur- face is 0.30, for what range of angular velocities w about the vertical axis will the block remain on the dish without slipping? Assume that speed changes are made slowly so that any angular acceleration may be neglected. (0 0.2 m m 30° CamScanner Lino izowall
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