Mining Engineering > GATE 2023 > Rock Mechanics
A circular tunnel is developed in a biaxial in situ stress field as shown in the figure. If the ratio between tangential stress at the boundary point A and that at the boundary point B is 2.0, the value of k is ____________. [rounded off to 2 decimal places]

Correct : 0.33

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circular tunnel development biaxial stress field GATE Mining Engineering 2023 in situ stress tunnel boundary stress mining engineering gate stress ratio tunnel GATE 2023 question 47 biaxial stress analysis

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