A 300-g cylinder C rests on cylinder Das shown. Knowing that the coefficient of static friction us is the same at A and B, use the equations (involving us and M) to (a) determine, for values of us from 0 to 0.40 and using 0.05 increments, the largest counterclockwise couple M that can be applied to cylinder D if it is not to rotate. Use part (a) to sketch the graph of (b) µs at A vs M and (c )us at B vs M.

A 300-g cylinder C rests on cylinder Das shown. Knowing that the coefficient of static friction us is the same at A and B, use the equations (involving us and M) to (a) determine, for values of us from 0 to 0.40 and using 0.05 increments, the largest counterclockwise couple M that can be applied to cylinder D if it is not to rotate. Use part (a) to sketch the graph of (b) µs at A vs M and (c )us at B vs M.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.24P: A uniform plank is supported by a fixed support at A and a drum at B that rotates clockwise. The...

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Question

A 300-g cylinder C rests on cylinder D as shown. Knowing that the coefficient of
static friction us is the same at A and B, use the equations (involving us and M) to
(a) determine, for values of us from 0 to 0.40 and using 0.05 increments, the
largest counterclockwise couple M that can be applied to cylinder D if it is not to
rotate. Use part (a) to sketch the graph of (b) µs at A vs M and (c )us at B vs M.
75 mm
150 mm
B
M
150 mm

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