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

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A stope hangingwall has an expected potential unstable fallout height of 1.2 m. Assuming a rock density of 2700 kg/m³ and gravitational acceleration g = 9.81 m/s², calculate the required minimum Support Resistance (SR) in kPa to stabilize this deadweight load.
Correct Answer:
31.8 kPa

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