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An equiangular rosette was installed in the roof shale in a coal mine in Pennsylvania. The roof pins were 18 inches deep and resin
An equiangular rosette was installed in the roof shale in a coal mine in Pennsylvania. The roof pins were 18 inches deep and resin grouted. The rosette was relieved of stresses by drilling multiple 1.5 inches diameter holes as shown. The initial and final rosette reading are given below: Initial Final AB-18.132" AB-18.221" BC-18.219" BC-18.416" CA-18.186" CA-18.119" a) Given the coordinate system, determine the direction and magnitude of major and minor principal strains. b) What do these strain mean? AY O O O O O
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Business Ethics A Stakeholder And Issues Management Approach
Authors: Joseph W. Weiss
7th Edition
1523091541, 978-1523091546
