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Examination questions of three major regulations in coal mine
Coal mine ventilation safety monitoring supervisors review questions and answers 1. Multiple choice questions (65438+ 0 points for each question) 1. Coal mining enterprises must adhere to the principle of paying equal attention to management, equipment and training, which is the implementation of coal mine safety production policy (A). A, basic principle b, fundamental principle c, main principle d, important principle 2. If the AWJ-90A high and low concentration methane sensors are powered by the substation, the distance between the sensor installation position and the system substation is not more than (a) km; If power is supplied locally, the distance between the sensor installation position and the system substation can reach 5 km. a, 1 B,2 C,3 D,5 3。 Each group of underground air door shall not be less than (b), and must be automatically closed, and it is forbidden to open at the same time. a, 1 B,2 C,3 D,4 4。 "Coal Mine Safety Regulations" requires monitoring of respirable dust, and the mining face should be measured once every (b) months (). a,2; 1 times b, 3; 1 c,4; 2 times 5. The employees' obligations of safety in production stipulated in the Law on Safety in Production include: employees should strictly abide by the rules and regulations of safety in production and operating procedures of their own units, obey management, and wear and use (a) correctly. A, labor protection articles B, safety and hygiene articles C, special equipment D, and operation qualification certificate 6. Silicosis in pneumoconiosis is caused by long-term inhalation (C). A, coal dust b, coal dust c and rock dust 7. (a) demolition, percussion and impact of underground miner's lamp. A, b, c and 8. Mining enterprises must establish and improve the responsibility system for safe production. (a) responsible for the safety in production of the enterprise. A, mine manager B, heads of various functional organizations C, workers D of various jobs and positions, and special operators 9. The law that stipulates the coal production license system is (b). A mineral resources law b, coal law c, mine safety law d, coal mine safety supervision regulations 10. There are three conditions for coal spontaneous combustion, (c) spontaneous combustion. A, as long as one of the three conditions exists, coal can be B, as long as two of the three conditions exist, coal can be C, and coal can be 1 1. The Mine Safety Law was passed by the 28th meeting of the Standing Committee of the 7th NPC on June 7th, 2002. A, March 1 day b, May 1 day c, June 1 day d, September 1 day 12. For shafts with ladders or shafts under repair, the wind speed shall not exceed (b). A, 5m/sec b, 8m/sec c,10m/sec d, 2m/sec 13. AWJ-90A high and low concentration methane sensor needs to be calibrated if its sensitivity decreases and the instrument deviation exceeds the allowable range after a period of use. Generally, the calibration period is (b) days, and is completed by a trained gas inspector. a、5~ 10 B、 10~ 15 C、 15~20 D、20~25 14。 Mine explosion-proof symbol "d" is (b) equipment. A, increased safety type B, flameproof type C, intrinsically safe type D, sand filling type 15. Only when the gas concentration in the airflow near the pressure-in local ventilator and its switch (A) does not exceed 0.5% can the local ventilator A, 10 m B, 15 m c.20 m d.25m65438 be started manually. A, safety production education b, safety production education and training c, safety technology training d, safety operation training 17. The main engine of KG7005 intelligent wind power and gas locking device should be installed at the distribution point, and the distance between sensors in the electromechanical room should be no more than (B)m, where power supply and installation are convenient. a,500 B, 1 000 C, 1 500 D,2 000 18。 Steep coal seam refers to the coal seam with dip angle greater than (a). a,30 B,45 C,60 D,35 19。 If the warning signs and dangerous conditions of the accident are found, measures are not taken to prevent the accident, and the accident is not reported in time, the responsibility of (a) shall be investigated. A, the party or the accident perpetrator B, the leader C and the section chief 20. It is mentioned in the Provisions on Safety Training of Production and Business Units that (1) new temporary workers, contract workers, laborers, rotation workers and contract workers should also be given safety training. A, mandatory b, voluntary c, initiative d, flexibility 2 1. The mine manager shall organize relevant departments to check the anti-wind facilities once every (c) days. A, year b, month c, season d, and ten-day 22. Before blasting, the support within the length of (B) near the heading face must be reinforced. A, 5m b,10m c,15m d, 20m 23. When the concentration of gas or carbon dioxide in the wind-stopping area exceeds (a), measures for safe gas discharge must be formulated and submitted to the mine technical director for approval. a, 1.5% B,2.0% C,3.0% 24。 In coal (rock) and gas outburst mines and gas emission areas, when using mine explosion-proof special electric locomotive or explosion-proof diesel locomotive in main transportation roadway and return air roadway, vehicle-mounted methane power-off instrument or portable methane detection alarm instrument must be set on battery locomotive; Diesel locomotive must be equipped with portable methane detection alarm. When the gas concentration exceeds (D)%, the locomotive must stop. a,0.2 B,0.3 C,0.4 D,0.5 25。 The forced-in local ventilator and starter must be installed in the air inlet roadway, and the distance from the air inlet of the driving roadway shall not be less than (a) m. A, 10 B, 15 C, 20 D, 25 26. KG4092 differential pressure sensor, when in use, turn on the power supply, preheat for (b) minutes, and enter the normal working state. a,5 B, 10 C, 15 D,20 27。 H2S gas has the taste of (a). A, rotten egg taste b, sour taste c, bitter taste d, sweet taste 28. The thickness of the permanent airtight wall under the coal mine is not less than (a). A, 0.5m b, 0.8m c,1.0m 29. Employees command and force the management personnel of the employing unit to take risks in violation of regulations, (c). A. Don't refuse to execute B. Obey first and report later C. Have the right to refuse to execute 30. The employees' obligations of safety in production stipulated in the Law on Safety in Production include: employees should strictly abide by the rules and regulations of safety in production and operating procedures of their own units, obey management, and wear and use (a) correctly. A, labor protection articles b, safety and hygiene articles c, special equipment d, and operation qualification certificate 3 1. When the coal mine workers' work is affected by exercising their right to safe production, the relevant units shall not withhold their wages or give them punishment, and the resulting loss of production shall be borne by (c). A, employee b, enterprise legal person c, person in charge d, trade union 32. The mine manager shall organize relevant departments to check the anti-wind facilities every (c). A, year b, month c, season d, and ten-day 33. According to the provisions of Article 21 of the Safety Production Law, employees who fail to pass (b) are not allowed to work at their posts. A, production safety education b, production safety education training c, safety technology training d, safety operation training 34. Where a production and business operation entity forges safety training records and files or defrauds a safety qualification certificate, the safety qualification certificate shall be revoked and a fine of 1 10,000 yuan shall be imposed. a,3 B,4 C,5 D,6 35。 The coal mine electrical equipment required in (b) above must have good protective grounding. a,24 V B,36 V C,50 V 36。 The law regulating the mining license system is (b). A. Coal Law B. Mineral Resources Law C. Mine Safety Law D. Safe Production Law 37. The Law on Work Safety stipulates that production and business operation entities shall truthfully inform employees of the existence of hidden dangers of accidents in workplaces and jobs (1), preventive measures and emergency measures. A, risk factors b, personnel status c, equipment status d, environmental status 38. If the person in charge of a mining enterprise commands against regulations and forces employees to take risks, causing heavy casualties, and fails to take measures against hidden dangers of mine accidents, causing heavy casualties, the responsibility shall be investigated in accordance with the provisions of Criminal Law (1). A, criminal liability b, administrative liability c, civil liability 39. The "Regulations on Safety Training of Production and Business Units" was deliberated and adopted at the office meeting of Director state administration of work safety on February 28, 2005 and came into force on February 28, 2006. A, February 1 b, March 1 c, May 1 d, September 1 40. After mine ventilation, in the total return air flow, the gas concentration in the single wing return air flow or the main return air flow shall not exceed (a). a,2% B,3% C,6% D, 10% 4 1。 BYT3270 smoke detector should be placed indoors at (A)℃ and relative humidity less than 85%, and there should be no corrosive gas in the indoor air. a,-5 ~ 40 b,-3 ~ 40 c,- 1 ~ 40 d,5 ~ 40 42。 Where the length exceeds (a), the single-ended roadway with no ventilation or poor ventilation is collectively called blind roadway. A, 6m b,10m c,15m 43. The main function of the filter self-rescuer is to filter (1) gas. A, carbon monoxide B, carbon dioxide C, H2S D, all gases 44. In high gas mines, gas emission areas and coal and gas outburst mines, "three special power supplies, namely special wires, special switches and (A)" should be used for the local ventilator in the heading face. A special transformer b, special power supply c and special motor 45. The allowable value of gas concentration in the airflow of return air roadway in mining area and coal mining face is (A). a, 1.0% B,0.5% C, 1.5% D,2.0% 46。 Coal seam roof can be divided into three types: false roof, direct roof and basic roof. In the process of coal mining, (b) is an important part of roof management. A, false top b, direct top c, basic top 47. When the concentration of gas or carbon dioxide in the wind-stopping area exceeds (a), measures for safe gas discharge must be formulated and submitted to the mine technical director for approval. a, 1.5% B,2.0% C,3.0% 48。 In order to ensure continuous monitoring of methane concentration, mine safety monitoring system, methane wind power locking device and methane power cut-off device must be equipped with backup batteries. When the power grid is out of power, the normal working time must be guaranteed to be no less than (b) h. A, 1 B, 2 C, 3 D and 4 49. The rubber-sheathed cable (A) used underground adopts flame-retardant cable. A, b, c and 50. CT 1 portable inspection thermometer is not allowed to measure the ambient temperature. Usage: Hold the thermometer by hand (don't touch the nameplate), lift it to the measuring place, and press the power switch. (c) After s, the displayed value is stable, and the indicated value read at this time is the ambient temperature at that point. a、50 B、 100 C、 120 D、 150 5 1。 Coal mining enterprises must adhere to the principle of paying equal attention to management, equipment and training, which is (1) to implement the policy of safe production in coal mines. A, basic principle b, fundamental principle c, main principle d, important principle 52. The main function of the filter self-rescuer is to filter (1) gas. A, carbon monoxide B, carbon dioxide C, H2S D, all gases 53. Steep coal seam refers to the coal seam with dip angle greater than (a). a,30 B,45 C,60 D,35 54。 If you don't take measures to prevent accidents and report them in time, you should be responsible for (a). A. Party or accident perpetrator B. Leader C. Chapter length 55. Temporary ventilation facilities mainly include: temporary air door, temporary air regulating air door, temporary wind bridge and temporary wind wall (commonly known as temporary sealing). This kind of facility mainly depends on its service location and service time, which is generally about (a) years. a, 1 B,2 C,3 D,4 56。 Only when the gas concentration in the airflow near the press-in local ventilator and its switch (A) does not exceed 0.5% can the press-in local ventilator A, 10 m B, 15 m c, 20 m d, 25m57. The thickness of the permanent sealing wall under the coal mine is not high, a, 0.5m b, 0.8m c,/kloc-0. Each mine must have (b) or more pedestrian exits leading to the ground. a, 1 B,2 C,3 D,4 59。 The miner's lamp issued shall at least be able to be used normally and continuously (A). There's too much to finish. Look at the rest of the coal mine forum, bbs.meikuangwang.com.