Home/Coal Mining Legislation/Coal Mining Legislation – 2 Coal Mining Legislation Coal Mining Legislation – 2 Admin07/08/20240 131 Less than a minute Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 0% Coal Mining Legislation Coal Mining Legislation - 2 1 / 42 1. When any roadway or face is in direct line with end point of haulage track where persons may be exposed to danger ___ shall be provided to present danger? Strong buffer Drop Warwick Re-railer Runaway switch Coal Mining Legislation 2 / 42 2. The maximum period for which a winding rope can be used for winding is ____ years 2 3.5 5 6 Coal Mining Legislation 3 / 42 3. Where the gradient is less than 1 in 6 manholes may be spaced at intervals of no more than ____? 10 m 20 m 30 m 40 m Coal Mining Legislation 4 / 42 4. If the white metal is used in the capping of ropes, its melting point shall not exceed __ deg C 300 200 150 200 Coal Mining Legislation 5 / 42 5. If the monthly output of a mine is 18,000 tones the number of assistant or under manager required is? 2 3 4 1 Coal Mining Legislation 6 / 42 6. When it is intended to construct a water dam, to control an inrush of water a notice is to be given ____ days before such construction 14 days 10 days 25 days 12 days Coal Mining Legislation 7 / 42 7. The manholes provided on haulage roads shall have spacing of not more than ____ between each of them 10 m 20 m 30 m 40 m Coal Mining Legislation 8 / 42 8. The inflammable gases generated should be diluted to such an extent that the percentage of inflammable gas does not exceed --------% in the general body of the return air of any ventilating district. 1.25 1.75 0.75 1.52 Coal Mining Legislation 9 / 42 9. The distance between the runaway switch and stop block shall not exceed in excess of ____ meters of the length of set or train of tubs 10 m 5 m 15 m 20 m Coal Mining Legislation 10 / 42 10. During depillaring the pillar shall be split up to maximum of ___ stooks 2 3 4 6 Coal Mining Legislation 11 / 42 11. If the average monthly output of a mine exceeds ___ tons the manager shall be assisted by an under manager 5000t or More 3000t or More 7000t or More 1000t or More Coal Mining Legislation 12 / 42 12. The wet bulb temperature measured with a Hygrometer in any working place should not exceed ----------------degrees centigrade. 33.05 33 30.5 33.5 Coal Mining Legislation 13 / 42 13. While preparing a white metal capel, the temperature at which the metal is poured in the socket shall not exceed ___ deg C 363 263 300 400 Coal Mining Legislation 14 / 42 14. A notice of construction of a water dam is to be submitted to. Chief inspector Mines Manager Regional inspector Mine’s management Coal Mining Legislation 15 / 42 15. The inflammable gases generated should be diluted to such an extent that the percentage of inflammable gas in the air sampled does not exceed -------% in any place in the mine. 1.25 1.75 0.75 1.52 Coal Mining Legislation 16 / 42 16. In coal the height of the bench shall not exceed ____ unless permitted 1.2 m 1.5 m 2.5 m 3 m Coal Mining Legislation 17 / 42 17. On or before ___ every month sand stowing details are to be submitted to Regional Inspector 10th day 14th day 5th day 20th day Coal Mining Legislation 18 / 42 18. The air supplied should not contain more than--------% of carbon dioxide or any noxious gases. 0.5 percent 1.5 percent 0.05 percent 5 percent Coal Mining Legislation 19 / 42 19. No caving shall be allowed, where the thickness of the roof is less than ____ 7.5 m 15 m 10 m 20 m Coal Mining Legislation 20 / 42 20. If white metal is not used in preparation of capel, the length of the tapered portion of the socket shall not be less than ____ times the diameter of the rope? 12 24 30 8 Coal Mining Legislation 21 / 42 21. On haulage roadways effective signaling systems are to be provided when the length of road way exceeds ___ 30 m 50 m 100 m 60 m Coal Mining Legislation 22 / 42 22. Tub retailers are provided at intervals of at least _____? 150 m 200 m 250 m 300 m Coal Mining Legislation 23 / 42 23. A travelling roadway shall have a height of at least _____ 1.2 m 1.5 m 1.8 m 2.5 m Coal Mining Legislation 24 / 42 24. Ventilating air that shall be provided in every ventilating district shall be at a rate of not less than ------- cubic meters per minute per person employed in the largest shift Five Seven Six Nine Coal Mining Legislation 25 / 42 25. Where rope haulage systems are used, and where runaway switch or other effective contrivance is provided below the first stop block, the minimum distance between the switch and the stop block shall be greater than the length of ____ 3 tubs 4 tubs 5 tubs Set of tub Coal Mining Legislation 26 / 42 26. In any mine below ground if any haulage roadway extends to a distance of more than ___ from the shaft telephonic communication shall be provided 300m 100 m 400 m 600 m Coal Mining Legislation 27 / 42 27. At all places where tubs are coupled or uncoupled, the minimum clear space needed between the tubs and the one side of the road is 0.3 m 0.6 m 2 m 1 m Coal Mining Legislation 28 / 42 28. The air supplied should contain not less than --------% of oxygen. 20 percent 21 percent 18percent 19 percent Coal Mining Legislation 29 / 42 29. No tree; loose stone or debris shall be allowed to remain within the distance of ___ from the edge or side of the excavation? 1.2 m 2.5 m 3 m 4 m Coal Mining Legislation 30 / 42 30. The life of the cage suspension gear is generally restricted to? 6 years 10 years 7 years 5 years Coal Mining Legislation 31 / 42 31. The condition of provision of shaft guides need to apply for sinking shafts whose depths are not more than _____ 100 m 200 m 300 m 150 m Coal Mining Legislation 32 / 42 32. In degree-1 gassy mine if the average monthly output exceeds ___ tons, the manager shall be assisted by the ventilation officer? 5000 3000 7000 2500 Coal Mining Legislation 33 / 42 33. Except in koepe winding the recapping of ropes shall be done once in at least ___ 3 months 6 months 9 months 12 months Coal Mining Legislation 34 / 42 34. Every manhole shall be white washed both inside and outside periphery. The width to which the white washing is to be done around periphery outside shall not be less than 0.3 m 0.6 m 0.1 m 1 m Coal Mining Legislation 35 / 42 35. When a white metal capel is used, the length of the tapered portion of the socket shall be not less than ___ times the diameter of the rope 12 24 30 8 Coal Mining Legislation 36 / 42 36. No gallery in a seam or section shall exceed ___ in width? 3 m 2.5 m 4.8 m 5.5 m Coal Mining Legislation 37 / 42 37. DGMS recommends that areas having cover of less than ___ should not be developed as underground gallery. 7.5 m 15 m 10 m 20 m Coal Mining Legislation 38 / 42 38. While preparing a white metal capel, the capel shall be heated to ___ deg C before the metal is poured in it 50 100 200 300 Coal Mining Legislation 39 / 42 39. Every detaching bell used in connection with a safety hook shall be examined once in every ____? 30 days 3 months 6 months 12 months Coal Mining Legislation 40 / 42 40. Manholes shall have a height of at least ____ 1.5 m 1.8 m 2.0 m 2.5 m Coal Mining Legislation 41 / 42 41. For calculating the air to be provided per minute on production basis, the quantity of air to be provided shall not be less than -------- per minute per daily ton output. 1.5 cubic meters 2.5 cubic meters 2.0 cubic meters 2.05 cubic meters Coal Mining Legislation 42 / 42 42. The maximum permitted height of any gallery in a seam or section shall not exceed ___ 3 m 2.5 m 4.8 m 5.5 m Coal Mining Legislation Your score is The average score is 69% LinkedIn Facebook Twitter 0% Admin07/08/20240 131 Less than a minute
