Home/Coal Mining Legislation/Coal Mining Legislation – 10 Coal Mining Legislation Coal Mining Legislation – 10 Admin07/08/20240 4 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 - 10 1 / 40 1. The temperature to which the socket shall be heated before the white metal is poured into it is ----degrees centigrade. 150 200 100 250 Coal Mining Legislation 2 / 40 2. On every side-tipping tub in use, safety-catches shall be provided to prevent accidental tipping. For the purpose of this Regulation, Two tubs are said to be in close succession when the distance between them at any time is less than --------- 15 meters. 20 meters. 25 meters. 10 meters. Coal Mining Legislation 3 / 40 3. when two such tubs are in tandem the gap between the inner most ends shall not be less than ------------------------- 15 centimeters. 20 centimeters. 10 centimeters. 25centimeters. Coal Mining Legislation 4 / 40 4. The roads connecting the Shafts, inclines shall be. 1.5 meters H & 1.8 meters W 2.8 meters H & 1.5 meters W 1.8 meters H & 2.5 meters W 1.8 meters H & 1.5 meters W Coal Mining Legislation 5 / 40 5. The space between detaching hook and the detaching-bell or plate at its normal position at the top of the shaft, shall not be less than----------meters where a geared engine is used. 2.8 1.5 1.8 0.8 Coal Mining Legislation 6 / 40 6. The detaching hooks used in sinking shafts shall be cleaned and shear pin be replaced -----. Twice at least in every week Once at least in every day Once at least in every week Once at least in every month Coal Mining Legislation 7 / 40 7. After what service life of winding rope in years, it shall not be re-used for winding purposes? Two and half Four and half Seven and half Three and half Coal Mining Legislation 8 / 40 8. Test of every automatic contrivance and every brake shall be made by competent person once in every------------- six days seven days five days eight days Coal Mining Legislation 9 / 40 9. When inhouse facilities are not available for testing a rope for its load strength, the test can be done through a recognised Government approved institution. The minimum length of rope length to be tested, attached to the cappel is__ mts. Four meters Five meters Six meters Three meters Coal Mining Legislation 10 / 40 10. The space between detaching hook and the detaching-bell or plate at its normal position at the top of the shaft, shall not be less than---------meters where a direct acting engine is used. 3.6 4.6 4.6 2.6 Coal Mining Legislation 11 / 40 11. The two accesses like shafts, inclines or outlets shall not be less than --------meters distant from one another at any point. 12.5 15.5 13.5 11.5 Coal Mining Legislation 12 / 40 12. When white metal is poured into the socket its temperature shall not exceed -----------degrees centigrade. 333 663 336 363 Coal Mining Legislation 13 / 40 13. Which of the following statements is correct For a man winding shaft at least one spare winding rope, shall be kept in store. For a man winding shaft at least two spare winding ropes shall be kept in store. For a man winding shaft arrangements shall be made to procure the rope within 24 hours. For a man winding shaft none of the above is applicable. Coal Mining Legislation 14 / 40 14. The means of access and egress in a vertical shaft should be by mechanical means if the depth of such shaft exceeds 50 meters 100 meters 20 meters 30 meters Coal Mining Legislation 15 / 40 15. Where any mine or seam or section is abandoned or discontinued over a period exceeding ----days, the owner of the mine should within -------days after the abandonment or within -------- days after the discontinuance of the workings, submit to the Chief Inspector two true copies of the up-to-date plan and sections of the workings. 60 , 30 & 90 30 , 60 & 90 90 , 30 & 60 60 , 90 & 30 Coal Mining Legislation 16 / 40 16. When the sinking is in progress and when men are working below the height at which the cage can be kept is not more than_ meters. 2.25 225 30. 225 22.5 Coal Mining Legislation 17 / 40 17. Where means of ingress or egress is through ladder, its inclination shall not be more than__ Degrees from horizontal. 600 700 800 500 Coal Mining Legislation 18 / 40 18. Proper platforms are also to be provided along with ladder/steps and hand rails, when the inclinations of the road increases more than 600. The spacing of the platform is. 15mt 20mt 10mt 30mt Coal Mining Legislation 19 / 40 19. Except in the ’Koepe’ system of winding, every rope shall be recapped once at least in every ------- Seven months. Twelve months. Eight months. Six months. Coal Mining Legislation 20 / 40 20. Copies of plans and sections are to be submitted to the Chief Inspector on or before. 21st October of every year, 31st October of every year, 20th October of every year, 31st December of every year, Coal Mining Legislation 21 / 40 21. The gap, both vertical and horizontal, between the protective roofing and the top of cage, when the cage is at the bottom of the shaft, shall not exceed 25 centimeters 12 centimeters 15 centimeters 10 centimeters Coal Mining Legislation 22 / 40 22. The underground plans maintained shall show the boundaries of all adjacent mines as are situated within ----measured on any plane. 50 meters 100 meters 75 meters 60 meters Coal Mining Legislation 23 / 40 23. The depth-indicator shall be tested after every Adjustment of the winding rope. Replacement of the winding rope. Both of the above None of the above Coal Mining Legislation 24 / 40 24. Automatic contrivance system should be provided to prevent over speeding and over winding when the shaft depth exceeds. 50 meters 1000 meters 500 meters 100 meters Coal Mining Legislation 25 / 40 25. Every haulage rope shall be recapped once at least in every ---------months or shorter intervals as necessary. six seven twelve eight Coal Mining Legislation 26 / 40 26. Where bent back wire cappel is used in the capping of ropes, the length of cappel shall not be less than ------times the diameter of the rope. Six Twelve Seven Two Coal Mining Legislation 27 / 40 27. The opening in a detaching bell or plate used shall be examined with calipers or gauges, once at least in ---------days 30 days. 25 days. 20 days. 15 days. Coal Mining Legislation 28 / 40 28. Proper platforms are also to be provided along with ladder/steps and hand rails, when the inclinations of the road increases more than 600. The spacing of the platform is measured as under. Vertically measured Measured along the plane of inclination None of the above Can be both the above depending on convenience Coal Mining Legislation 29 / 40 29. The levels that are marked are to be with reference to Magnetic north True north A permanent bench mark established on the surface With reference to the national grid Coal Mining Legislation 30 / 40 30. The winding equipment shall be checked by an engineer or other competent person once in at least -------- hours 14 hours 12 hours 20 hours 24 hours Coal Mining Legislation 31 / 40 31. Automatic contrivance and brake test shall be made by competent person by attempting to land the descending cage at excessive speed, once in. four months six months five months three months Coal Mining Legislation 32 / 40 32. If a change of ownership occurs within ___ days of abandonment or ___ days of discontinuance plans and sections shall be submitted forthwith. 60 days or the 90 days 30 days or the 60 days 30 days or the 60 days 30 days or the 90 days Coal Mining Legislation 33 / 40 33. The provisions regarding aggress in a shaft are not applicable in the case of 1) A shaft which is being sunk or to an incline or outlet which is being made Any working for making a connection between two or more shafts, inclines or outlets Working meant for exploration All of the above Coal Mining Legislation 34 / 40 34. Which of the following statement is correct Spliced rope can be used for winding purposes after perfect testing. Spliced rope should never be used for winding purposes Spliced rope can be used for winding purposes in combination with new rope None of the above Coal Mining Legislation 35 / 40 35. The melting point of white metal used in the capping of ropes melting point shall not exceed ---- degrees centigrade. 250 300 500 400 Coal Mining Legislation 36 / 40 36. Once the cage reaches marking point at a permitted speed, the remaining distance should be wound at a speed of not more than. 2.2 m/s 2.0 m/s 1.2 m/s 2.5 m/s Coal Mining Legislation 37 / 40 37. All parts of suspension gear in regular use shall be renewed once in __ years or at shorter intervals. Seven years Nine years Twelve years Ten years Coal Mining Legislation 38 / 40 38. After every installation or recapping of a rope the cage shall be fully loaded shall be moved up and down the working portion of the shaft and be examined. The number of times that the cage shall be moved before checking is___ Two Five Three Four Coal Mining Legislation 39 / 40 39. When gates are provided around a shaft the bottom of the gate shall not have clearance from the floor more than or rigid fences are to be proved in such a way that the gate or fence is not more ----------------above lift floor, and if it is fence it should not exceed ------------------. than15 centimeters & 25 centimeters than25 centimeters & 15 centimeters than15 centimeters & 20 centimeters than20 centimeters & 25 centimeters Coal Mining Legislation 40 / 40 40. When some heading is discontinued either temporarily or permanently a spot level is to be shown also at Starting of heading Middle of the heading At convenient places At the end of the heading Coal Mining Legislation Your score is The average score is 58% LinkedIn Facebook Twitter 0% Admin07/08/20240 4 Less than a minute
