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More Mining Engineering Questions
Suitable platform provided at intervals not exceeding . . . . . . . . m of the inclination of travelling roadway exceeds 60 degree from horizontal.
Inhalation of pure O 2 under normal pressure of upto . . . . . . . . hours no harmful effect.
Mining regulations are stringent in inspection of . . . . . . . .
High rank coal with high carbon content (say over 85% d.m.m.f basis) is liable to self heating is . . . . . . . .
When a chord is less than the normal chord called as . . . . . . . .