Mining Engineering > GATE 2019 > Rock Mechanics
The insitu stress field around a circular tunnel is shown in the figure. Points A and B are located at the boundary of the tunnel. If the tangential stress at Point A is 3 times of that at Point B, the value of insitu stress ratio, k is ________.

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insitu stress field circular tunnel GATE Mining Engineering 2019 insitu stress ratio tangential stress tunnel mining engineering gate tunnel stress distribution GATE 2019 question 61 insitu stress boundary

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