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More Mining Engineering Questions
Which drilling pattern is used in shaft sinking?
'T'h'e' 's't'a't'e' 'o'f' 'e'v'e'r'y' 'b'u'f'f'e'r',' 'd'r'a'w'b'a'r' 'o'f' 't'u'b',' 's'a'f'e't'y' 'c'a't'c'h',' 'c'o'u'p'l'i'n'g' 'c'h'a'i'n's' 'a'r'e' 'e'x'a'm'i'n'e'd' 'o'n'c'e' 'a't'l'e'a's't' 'i'n' 'e'v'e'r'y' '.' '.' '.' '.' '.' '.' '.' '.' 'd'a'y's' 'b'y' 'c'o'm'p'e't'e'n't' 'p'e'r's'o'n'.'
Why is the crown pillar important in mining?
An investment of Rs. 10,000, compounded annually, is estimated to return Rs. 20,000 after 6 years from the date of investment. The expected rate of return on this investment in percentage is
Where the inclination of the travelling roads exceeds . . . . . . . . degree from horizontal be provided in additional to steps with suitable platform are to be provided.