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More Mining Engineering Questions
Workmen arrive at a mine workshop to receive tools for maintenance. The inter-arrival time of workmen at the service counter is exponentially distributed with an average time of 10 min. The service time at the counter is also distributed exponentially with a mean time of 6 min. The probability that there is a queue (more than one workman) at the service counter is,
Ore grade for which revenue from the recoverable reserve exactly equals the cost of mining, treatment, and marketing is known as
The horizontal distance is obtained by simply multiplying the staff intercept by
The hole flushed with compressed air at . . . . . . . . in hydraulic wagon drill.
Specific gravity of Hornblende is