Question: If the premining stress state in Problem 16 where hydrostatic (3D), what shape would be more favorable, an ellipse, rectangle, or ovaloid (with semi-axes ratio

If the premining stress state in Problem 16 where hydrostatic (3D), what shape would be more favorable, an ellipse, rectangle, or ovaloid (with semi-axes ratio of 2)?

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Given 3 x 6 m rectangular shaft depth 533 m to 579 m from 290 m Co 164 MPa To 102 E 365 GPa v 027 y ... View full answer

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