The source of the question bank: the safety production simulation exam one-touch public account applet
The non-metallic mine hoist operation test simulation test questions are made by the public number safety production simulation test. The non-metal mine mine hoist operation test simulation questions are randomly prepared by combining the national examination outline and the national examination question bank Complete the answers to the given metal and non-metal mine hoist operation test simulation system within the specified time. The metal non-metallic mine hoist operation simulation test questions are clicked on the public number safety production simulation exam point and click the metal non-metal mine hoist operation mobile phone synchronization practice. The test questions for the operation of the metal and non-metal mine hoist have been updated to the latest question bank! The metal non-metal mine hoist operation simulation test can help you quickly pass the 2020 metal non-metal mine hoist operation test.
1. [Judgment question] When a worker leaves the employer, he has the right to request a copy of his occupational health surveillance file, and the employer may appropriately charge such fees as copying fees. (×)
2. [Judgment] The team leader should play a leading role in demonstration, strengthen humanistic care, emotional communication and psychological counseling. (√)
3. [Judgment] The pin and rubber ring of the elastic coupling should be replaced during the weekly inspection when the wear exceeds the limit. (×)
4. [Judgment question] When the lifting container transported by the inclined shaft reaches the parking position, it shall immediately stop running without the parking signal. (√)
5. [Judgment question] The wellhead signal device must be locked with the winch control circuit. The winch can only be started after the wellhead signaler sends a signal. (√)
6. [Judgment] In the metal and non-metal mining industry, the main component of dust is free silica. (√)
7. [Judgment question] Using reasonable mining methods, formulating specific safety technical operation regulations, and establishing normal operation and production systems are important measures to prevent roof accidents. (√)
8. [Judgment] The main hoisting device must be equipped with a spare steel rope that has passed the inspection. (√)
9. [Judgment question] Before applying for review or postponing the review of the special operation certificate, the special operations personnel shall participate in the necessary safety training and pass the examination. The safety training time is no less than 8 hours, mainly training laws, regulations, standards, accident cases and knowledge about new processes, new technologies, new equipment and so on. (√)
10. [Judgment question] When the operation console instrument indicates normal full-speed operation, if the driver finds that the current exceeds the rated current, there is no need to take immediate measures. (×)
11. [Judgment question] For the fractured person, the injured limb can be directly tied to the injured body with cloth tape. (√)
12. [Judgment] The driver of the hoist can smoke in the hoisting room during the break. (×)
13. [Judgment question] Long-term exposure to strong vibration will generally cause diseases of the nervous system, cardiovascular system and bones. (√)
14. [Judgment question] Occupational diseases refer to the diseases caused by the exposure of dust, radioactive materials and other toxic and harmful substances to workers in enterprises, institutions and individual economic organizations during their professional activities. (√)
15. [Judgment question] If the person who has been poisoned or suffocated has not stopped breathing or if the breathing has stopped but the heart is still beating, first give artificial respiration. (×)
16. [Judgment] The production environment refers to the place where the manufacturing takes place in the production site, including production tooling, measuring tools, technological processes, materials, operators, environment and process settings. (√)
17. [Judgment question] The labor process refers to the process in which laborers purposely use labor tools to act on labor objects and produce products with use value. (√)
18. [Judgment question] For the wounded who have blisters on the wound surface, they should immediately puncture the blisters and cut off the floating skin. (×)
19. [Single-choice question] When the safety protection devices such as overwinding and slack rope are inaccurate or ineffective, (). (C)
A. No need to adjust
B. Adjust when changing shifts
C, must be adjusted immediately
20. [Single-choice questions] The successor should arrive at the post in advance () min. (B)
A、5
B、10
C、20
21. [Multiple Choice Questions] The Occupational Disease Prevention Law stipulates that it is () who enjoys the right to occupational health protection according to law. (A)
A. Laborers
B. Employer
C. Local government
22. [Single-choice question] Among the various factors leading to the accident, the main position is (). (A)
A. The human factor
B. Factors of things
C. Unpredictable factors
23. [Single-choice question] According to the toughness of the steel wire, the steel wire rope is divided into special number, number Ⅰ and number Ⅱ. Wire rope used for lifting personnel must be used (). (A)
A, special number
B, Ⅰ
C, Ⅱ
24. [Single choice question] The warning signal should be (). (B)
A. Light
B. Audio
C, sound and light
25. [Single-choice question] When the mine car is used to lift materials in the inclined shaft, the speed should not exceed () m / s. (B)
A、2
B、5
C、7
26. [Single-choice question] The number of disc brakes can be increased or decreased according to need. Which of the following is wrong? (B)
A、2
B、3
C、4
27. [Single-choice question] When the pressure indicated by the pressure gauge (air pressure or oil pressure) is less than the specified value during the operation of the hoist, the power should be cut off immediately and applied during braking (). (A)
A. Common brakes
B. Insurance gate
C. Common brakes and safety brakes
28. [Single-choice question] The signal power voltage of the hoist must not exceed () V. (B)
A、110
B、127
C、220
29. [Multiple choice questions] According to the direction of the relative motion of the fault block, the fault can be divided into normal fault, reverse fault and (). (C)
A. Thrust
B, reverse mask fault
C. Translational fault
30. [Multiple Choice Question] The depth indicator of a mine hoist is a mechanical archway type. During normal operation, the drive shaft connection pin suddenly falls off and the hoist operator did not find out that the possible consequences of such a thing are ( ). (C)
A. The winch stops automatically
B. Normal work
C. Over-winding occurred
31. [Single-choice question] The safety coefficient of the mine car's beam, bumper and connecting bolt is not less than (). (C)
A、4
B、5
C、6
32. [Single-choice question] The shaft hoisting system should be equipped with over-roll protection devices. When over-winding height is lifted with a bucket during well drilling, it should be no less than () m. (A)
A、4
B、6
C、10
33. [Single-choice question] When the cage anti-dropping device is working, in order to prevent the second catch, the firm method of the brake rope is (). (B)
A. Wire rope card
B. Breakable bolt
C, high strength bolt
34. [Multiple Choice Question] The noise generated by electromagnetic oscillators and transformers belongs to (). (C)
A. Aerodynamic noise
B. Mechanical noise
C, magnetic noise
35. [Single-choice question] According to the knowledge of behavioral science, when analyzing the cause of an accident, consider it from a human perspective (). (A)
A. Human emotions, temperament, social perception and other psychological factors, as well as human motivation, ability, needs and other factors
B, physical strength, vision, weight, etc.
C, age, gender, height, etc.
36. [Single-choice question] The maintenance work of the hoist does not include (). (A)
A, shift inspection
B. Daily inspection
C. Weekly inspection
37. [Single-choice question] The staff of the team continue to work under fatigue, and the immediate consequence that may occur immediately is to reduce work efficiency, (). (B)
A. Prone to occupational diseases
B. Increasing accident rate
C. The economic benefit of the enterprise is reduced
38. [Single-choice question] Must be () within the time of handover of shift personnel. (A)
A. The operator of the hoist is operating, and the assistant hoist operator is monitoring
B. Deputy hoist operator's operation, being monitored by hoist operator
C. Any one of the operator of the main and auxiliary elevators can operate without supervision
39. [Single-choice question] The steel wire rope used for lifting personnel or lifting personnel and materials shall be inspected once after the suspension for a time interval of () months. (C)
A、1
B、3
C、6
40. [Single choice question] Mine waterproofing and drainage system (). (C)
A. Only the ground
B. Only underground
C. Ground and underground
41. [Single-choice question] The lifting system that does not require a slack rope protection device is (). (C)
A. Single drum winding elevator
B. Double drum winding elevator
C. Multi-rope friction hoist
42, [single choice question] The following is not the function of the depth indicator is (). (B)
A. Indicate the position of the container in the wellbore
B. Loose rope protection can be achieved
C. Send deceleration signal
43. [Single-choice question] The steel wire rope is subjected to a violent relay during operation. The standard of the steel wire rope must be replaced is that the extension of the force section exceeds ()%. (B)
A、0.3
B、0.5
C、0.7
44, [single choice] The working stroke of the brake must not exceed the full stroke (). (B)
A、1/4
B、3/4
C、1/2
45. [Single-choice question] The number of layers of wire rope wound on the lifting personnel or lifting personnel and the material roller in the inclined shaft is strictly forbidden to exceed () layer. (B)
A、3
B、2
C、1
46. [Multiple Choice Question] The speed when the skip enters the unloading track is generally limited to not more than () m / s. (B)
A、0.1
B、0.5
C、0.7
47. [Single-choice question] The mine shaft is used to transport materials in inclined shafts. When the length of the inclined shaft is greater than 300m, the speed shall not exceed () m / s. (B)
A、3
B、5
C、7
48. [Single-choice question] The hoist that must be protected by loose rope is (). (A)
A. Single rope winding cage elevator
B. Multi-rope friction type cage elevator
C. Multi-rope friction skip elevator
49. [Single-choice question] The mine hoisting system can be divided into () according to the dragging type. (B)
A. Main well lifting system and auxiliary well lifting system
B. AC drag system and DC drag system
C. Winding hoisting system and friction hoisting system
50. [Single-choice question] When an unknown signal appears during the operation of the hoist, it should be used to stop halfway (). (B)
A. Insurance gate
B. Working brake
C, mechanical brake
The above are the types of test questions for the operation of metal and non-metal mine elevators. It supports test questions for the operation of precision metal and non-metal mine elevators in various regions of the country, as well as practice test bank exercises such as safety qualification certificates, special operation certificates, and occupational skills identification.
