Certificate In Strata Control - Coal Exam Practice Questions - Certificate In Strata Control - Coal (South Africa) Exam

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Calculate the Salamon-Munro pillar strength for a square coal pillar with width w = 16 m and mining height h = 4 m. (Use S = 7.18 * (w^0.46 / h^0.66)).

10.30 MPa 14.50 MPa 7.18 MPa 18.25 MPa

Correct Answer:

10.30 MPa

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