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More Mining Engineering Questions
The following information is provided for an ore deposit: Number of waste blocks = 10 Number of ore blocks = 5 Volume of each waste block, m 3 = 600 Total cost of waste handling per m 3 = Rs. 100 Tonnage of each ore block = 400 Total cost of ore handling per ton = Rs. 150 Sale price of ore per ton = Rs. 500 The net cash flow of mining the deposit in lakhs of rupees, is
Which explosive is blasted by safety fuse.
Hoolamite will be converted to a shade of green, brown or black by the reaction of . . . . . . . .
The guides are fixed by counter sunk bolts to the buttons placed across the shafts at intervals of . . . . . . . .
Ventilation door must be arranged to close automatically and with this object frame of the door is so fitted that the top leans about forward in the direction of air pressure.