2022 construction electrician (special type of construction work) free test questions and construction electrician (special type of construction work) certificate examination

Source of question bank ： Safety production simulation test, a little public official account.

Pass the safety production simulation exam at one point ： Construction electrician ( Special types of construction work ) Free test questions must be practiced before the exam ！ The safety production simulation exam is passed at one point, and the construction electrician is updated every month ( Special types of construction work ) Certificate examination questions and answers ！ Do it a few more times , In fact, through the construction electrician ( Special types of construction work ) The certificate examination is simple .

1、【 Single topic selection 】 Transformer and high voltage switchgear , The main measures to prevent damage caused by lightning intrusion are （　　）.（  A  ）

A、 Install lightning arrester

B、 Installation of lightning conductor

C、 Install lightning protection network

D、 Install lightning rod

2、【 Single topic selection 】 motor （　　） As the path of motor flux , The material is required to have good magnetic conductivity .（  C  ）

A、 End cap

B、 Base

C、 Stator core

D、 coil

3、【 Single topic selection 】 The conductor will be subjected to a current in the magnetic field （　　） The role of .（  A  ）

A、 Electromagnetic force

B、 Flux

C、 emf

D、 Magnetoelectric

4、【 Single topic selection 】 The protection characteristic of fuse is also called （　　）.（  A  ）

A、 Ampere second characteristic

B、 Arc extinguishing characteristics

C、 Timeliness

5、【 Single topic selection 】 Non automatic switching of electrical appliances depends on （　　） Working directly .（  A  ）

A、 external force （ Such as manual control ）

B、 electric

C、 Induction

D、 None of the above is true

6、【 Single topic selection 】 Construction engineering construction （） It is the root cause of construction accidents .（  D  ）

A、 electricity

B、 Use fire

C、 The cave

D、 Hazard sources

7、【 Single topic selection 】 For low voltage distribution networks , The distribution capacity is 100KW Following time , The grounding resistance of equipment protective grounding shall not exceed （　　）Ω.（  B  ）

A、6

B、10

C、4

D、8

8、【 Single topic selection 】 In general 220V The resistance of human body under power frequency （　　）Ω.（  C  ）

A、500-1000

B、800-1600

C、1000-2000

D、2000-2500

9、【 Single topic selection 】 Low voltage circuit breakers are also called （　　）.（  C  ）

A、 Knife switch

B、 Main switch

C、 Automatic air switch

D、 Sub switch

10、【 Single topic selection 】 The following factors that do not belong to occupational hazards are （）.（1） Dust （2） Chemical factors （3） Physical factors （4） Radioactive material （5） The scaffold 、 Defects of ladder and movable ladder frame （  D  ）

A、（1）（2）

B、（2）（3）

C、（3）（4）

D、（5）

11、【 Single topic selection 】 A production and business operation entity shall have 《 Safe production method 》 And the law 、 Safety production conditions stipulated by administrative regulations and national or industrial standards ; Those who do not meet the conditions for safe production ,（）.（  C  ）

A、 It can strengthen safety production management

B、 It can be engaged in production and business activities with low risk

C、 It is not allowed to engage in production and business activities

D、 Report to the government for closure

12、【 Single topic selection 】 Storage of various gas cylinders , Must be kept away from open fire （） Meters above , Avoid sun exposure .（  C  ）

A、5

B、８

C、10

D、15

13、【 Single topic selection 】 The production and business operation unit shall establish a person in charge of the unit （）, Establish the shift attendance file of the person in charge of the unit .（  B  ）

A、 Shift system

B、 On site shift system

C、 Daily inspection system

D、 Patrol System

14、【 Single topic selection 】 When operating the electric hoist , Don't lift... In one breath , It should be lifted off the ground （）cm Pause , To determine whether the lifting rope is abnormal .（  C  ）

A、5

B、10

C、15

D、20

15、【 Single topic selection 】 In case of thunderstorm outside , Which of the following is not prone to danger ？（）（  C  ）

A、 Hide under the billboard

B、 Hide under a big tree

C、 There is no place to hide , Legs together 、 Squat down

D、 Hide next to the building

16、【 Single topic selection 】 First acquisition 《 Qualification certificate for special operation of building construction 》 The internship operation of personnel shall not be less than （）（  C  ）

A、 One

B、 Two

C、 3、 ... and

D、 Four

17、【 Single topic selection 】 Safety responsibilities that the installation unit should perform ： According to the safety technical standards and the performance requirements of building hoisting machinery , Prepare the installation of building hoisting machinery 、 Special construction scheme for demolition works , And by the （） Sign .（  B  ）

A、 The technical supervisor of the unit

B、 Technical director of the unit

C、 Technical supervisor of the user

D、 Person in charge of the unit

18、【 Single topic selection 】 There are no maintenance facilities at the working edge, and the height is lower than （） Of , Protective facilities must be provided , Such as ： Around the foundation pit , Balconies and stair boards without railings or breast boards , All floors of the frame structure have not been built around the maintenance wall , Protective railings must be set around the sloping roof and on both sides of the construction elevator and building passage .（  C  ）

A、600mm

B、700mm

C、800mm

D、900mm

19、【 Single topic selection 】 The protective railing shall be closed with safety vertical net , Or set the height at the bottom of the railing not less than （） Your toe board .（  A  ）

A、180mm

B、179mm

C、150mm

D、120mm

20、【 Single topic selection 】 Safety belt use （） A spot check experiment will be carried out after two years .（  C  ）

A、 And a half

B、 One

C、 two

D、 3、 ... and

21、【 Single topic selection 】 Construction site workers should wear （） A safety helmet .（  C  ）

A、 white

B、 Red

C、 yellow

D、 Blue

22、【 Single topic selection 】 new 《 Safe production method 》 The purpose of legislation is to strengthen （）, Prevent and reduce production safety accidents , Ensure the safety of people's lives and property , We will promote sustained and sound economic and social development .（  A  ）

A、 Work safety

B、 Safety production supervision and management

C、 The intensity of punishment

D、 Safe production

23、【 Single topic selection 】 Capacitor banks are prohibited （　　）.（  B  ）

A、 Live closing

B、 Charged closing

C、 Power failure and switching on

D、 Switch on

24、【 Single topic selection 】 One of the conditions of explosion and fire caused by static electricity is （　　）.（  B  ）

A、 Electrostatic energy should be large enough

B、 There is an explosive mixture

C、 There is enough temperature

D、 There are inflammables nearby

25、【 Single topic selection 】 The staff are in 10kV And the following electrical equipment , The safe distance between the normal activity range and the live equipment is （　　） rice .（  B  ）

A、0.2

B、0.35

C、0.5

D、0.7

26、【 Single topic selection 】 The production safety law stipulates that , Any unit or （） For potential accidents or illegal acts of production safety , Have the right to report or report to the Department responsible for the supervision and administration of work safety （  B  ）

A、 workers

B、 personal

C、 Management

D、 company

27、【 Single topic selection 】 The insulation resistance of lines or equipment is measured by （　　） measurement .（  B  ）

A、 The resistance gear of the multimeter

B、 Megger

C、 Grounding megger

D、 voltmeter

28、【 Single topic selection 】 The safety production management personnel of the production and business operation unit shall, according to the production and business operation characteristics of the unit , Carry out safety production status （）.（  A  ）

A、 Check regularly

B、 Spot check

C、 Regular inspection

D、 self-examination

29、【 Single topic selection 】 The operation qualification certificate of special construction operators is within the validity period , The unqualified review results do not include （　）.（  C  ）

A、 Exceeding the age requirements of relevant types of work .

B、 The health condition is no longer suitable for the corresponding special operation post .

C、2 The record of illegal operation during the year reached 2 Times and above .

D、 Be responsible for production safety accidents .

30、【 Single topic selection 】 The resistance of wire joints should be small enough , The resistance ratio with conductors of the same length and section shall not be greater than （　　）.（  B  ）

A、1.5

B、1

C、2

D、2.5

31、【 Single topic selection 】 The speed of a four pole motor is 1440r/min, Then the slip rate of this motor is （　　）%.（  B  ）

A、2

B、4

C、6

D、8

32、【 Single topic selection 】 An electric energy meter measures （　　） Instruments used .（  C  ）

A、 electric current

B、 voltage

C、 electric energy

D、 capacitance

33、【 Single topic selection 】 In the course of production , Static electricity on human body , For the equipment , It is harmful to products , To eliminate or reduce static electricity , Spray wetting agent can be used. , The purpose of this is （　　）.（  C  ）

A、 Make the static charge radiate and leak around

B、 Let the static charge leak through the air

C、 Make static electricity leak along the insulator surface

D、 Make the static charge radiate and leak in a directional way

34、【 Single topic selection 】 strictly prohibit （） Enter the construction site .（  A  ）

A、 Barefoot or slippers

B、 Wear red clothes

C、 ride on a bicycle

D、 Driving a car

35、【 Judgment questions 】 A production and business operation entity may conclude an agreement with its employees , Exempt or reduce the liability of employees for casualties due to production safety accidents according to law .（  √  ）

36、【 Judgment questions 】 Installation and disassembly workers of hanging basket for work at heights , It belongs to the special operation personnel of construction .（  √  ）

37、【 Judgment questions 】 Production and business operation entities shall register and file major hazard installations , And conduct regular testing 、 assessment 、 monitor .（  √  ）

38、【 Judgment questions 】 Violation of the provisions of the regulations on the administration of work safety of construction projects , A unit that provides mechanical equipment and accessories for construction projects , Failure to provide complete and effective insurance in accordance with the requirements of safe construction 、 Safety facilities and devices such as limit , Order to make corrections within a time limit , Contract price at 1 More than times 3 A fine of less than times ; What caused the loss , Be liable for compensation according to law .（  √  ）

39、【 Judgment questions 】 Violation of the provisions of the regulations on the administration of work safety of construction projects , The leasing unit leases mechanical equipment, construction machines and tools and accessories that have not been tested or fail to pass the test , Order to suspend business for rectification , Concurrently 1 A fine of less than ten thousand yuan ; What caused the loss , Be liable for compensation according to law .（  ×  ）

40、【 Judgment questions 】 After the multimeter is used , The change-over switch can be placed in any position .（  ×  ）

41、【 Judgment questions 】 Check with a pencil , The light of the electric pen indicates that there must be electricity in the line .（  ×  ）

42、【 Judgment questions 】 When climbing the pole with a foot buckle , On 、 At each step of lowering the pole, the foot buckle must be fully sleeved and reliably fastened to the pole , To move your body , Otherwise it will cause an accident .（  √  ）

43、【 Judgment questions 】 according to 《 Regulations on safety supervision of special equipment 》 Regulations , The elevator 、 Passenger ropeway 、 Large amusement facilities and other special equipment operating and using units that provide services to the public , Special equipment safety management organization or full-time safety management personnel shall be set up ; Other special equipment users , Special equipment safety management organization or full-time personnel shall be set up according to the situation 、 Part time safety managers .（  √  ）

44、【 Judgment questions 】《 Regulations on safety supervision of special equipment 》 The promulgation and implementation of , To form the “ Under the unified leadership of the government 、 Government departments supervise and control according to law 、 Overall responsibility of the enterprise 、 Check the inspection technology 、 Extensive social supervision ” New pattern of special work safety .（  √  ）

45、【 Judgment questions 】 The industrial injury insurance fund is the industrial injury insurance premium paid by the employer and individual 、 The interest of the industrial injury insurance fund and other funds incorporated into the industrial injury insurance fund according to law .（  ×  ）

46、【 Judgment questions 】 Construction special operation practitioners , You should be old 16 One year old .（  ×  ）

47、【 Judgment questions 】 The industrial injury insurance fund shall have a certain proportion of reserves , It is used to coordinate the payment of industrial injury insurance benefits for major accidents in the region .（  √  ）

48、【 Judgment questions 】 On the way to work , Traffic accidents or urban rail transit that are not my main responsibility 、 Passenger ferry 、 The train accident hurt , It shall not be recognized as work-related injury .（  ×  ）

49、【 Judgment questions 】 Employees who suffer from accident injury or occupational disease due to work shall be treated , Enjoy medical treatment for work-related injuries .（  √  ）

50、【 Judgment questions 】 The basic principles of professional ethics are used to guide and restrict people's professional behavior , It needs to pass specific 、 Clear norms to reflect .（  √  ）

51、【 Judgment questions 】 The project supervisor believes that the project does not meet the engineering design requirements 、 Construction technical standards and contract agreement , Have the right to require the construction enterprise to rectify .（  √  ）

52、【 Judgment questions 】 law-abiding , Is a noble moral act , As a construction worker , More emphasis should be placed on observing labor discipline in daily construction and production .（  √  ）

53、【 Judgment questions 】 Canteen staff should be trained in food hygiene , And hold a health certificate , Regular physical examination , Those who fail to pass the physical examination shall not work .（  √  ）

54、【 Judgment questions 】 Smoking is strictly prohibited at the construction site .（  √  ）

55、【 Judgment questions 】 Other hats can be worn in the safety hat .（  ×  ）

56、【 Judgment questions 】 Fall protection articles mainly include ： Safety belt 、 A safety helmet 、 Safety net 、 Safety self-locking device 、 Automatic speed difference controller 、 Horizontal safety rope 、 Non slip shoes, etc .（  √  ）

57、【 Judgment questions 】《 Safe production method 》 said “ The Department responsible for the supervision and management of work safety ” It refers to the work safety supervision and administration departments at all levels .（  ×  ）

58、【 Judgment questions 】 No casualties , But accidents with bad social impact , You can not follow 《 Regulations on reporting, investigation and handling of production safety accidents 》 Implementation of relevant provisions of .（  ×  ）

59、【 Judgment questions 】 The construction cannot be carried out immediately after the demolition project is completed , Ground hardening measures shall be taken in time , Prevent dust .（  √  ）

60、【 Judgment questions 】 The specification of multi-purpose screw driver is based on its full length （ Handle plus rotary rod ） Express .（  √  ）

61、【 Judgment questions 】 Electrician pliers 、 Electrician knife 、 Screwdriver is a basic tool commonly used by electricians .（  √  ）

62、【 Judgment questions 】 Accidents caused by hazard sources can be attributed to non-standard construction site management or leakage of harmful substances .（  ×  ）

63、【 Judgment questions 】 Chemicals can be inhaled through the respiratory tract 、 Skin absorption 、 Enter the human body by ingestion .（  √  ）

64、【 Judgment questions 】 Electricians shall do a good job in monitoring the operation of power users in special places .（  √  ）

65、【 Judgment questions 】 The voltage at which the insulator is broken down is called the breakdown voltage .（  √  ）

66、【 Judgment questions 】 The construction unit shall regularly inspect the safety protection articles , If nonconforming products are found, they shall be replaced in time .（  √  ）

67、【 Judgment questions 】 Safety protection articles , Also known as labor protection products , It refers to the ability to protect the personnel during construction , Supplies to protect operators from or reduce various personal injuries or occupational hazards .（  √  ）

68、【 Judgment questions 】 Indoor high-altitude operation can be carried out in strong wind above level 5 .（  √  ）

69、【 Judgment questions 】 Current and magnetic field are inseparable , A magnetic field is always accompanied by an electric current , And the current is always surrounded by a magnetic field .（  √  ）

70、【 Judgment questions 】 Personnel engaged in high-altitude operation are in a state of mental tension for a long time , It is easy to cause adverse changes inside the body .（  ×  ）

71、【 Judgment questions 】 The frequency of sinusoidal alternating current in China is 50Hz.（  √  ）

72、【 Judgment questions 】 Employees may not participate in safety production education and training .（  ×  ）

73、【 Judgment questions 】“ Safety first 、 Prevention first 、 Comprehensive management ” It is the basic policy of safety production in China .（  √  ）

74、【 Judgment questions 】 The time required for each alternating week of communication is called the period in words T Express .（  √  ）

75、【 Judgment questions 】 Mechanical equipment can cause collision 、 attack 、 shear 、 Involvement and other hazards .（  √  ）

76、【 Judgment questions 】 On 、 It is forbidden to carry heavy objects when lowering the pole , Heavy objects shall be lifted up or down with ropes .（  √  ）

77、【 Judgment questions 】 The safety belt is in use , Hang it low and use it high , Prevent swinging .（  ×  ）

78、【 Judgment questions 】 The main belt of the safety belt must be a whole , No joints . The width should not be less than 40mm.（  √  ）

79、【 Judgment questions 】 Enter the confined space for work at heights , After handling the permit to work in confined space , The permit for work at heights is not required .（  ×  ）

80、【 Judgment questions 】 The safety belt is used according to the way , Divided into fence and safety belt 、 Hanging safety belt and climbing safety belt .（  √  ）

81、【 Judgment questions 】 If there is no suitable safety belt when working at heights , A rope can be tied around the waist instead of a seat belt .（  ×  ）

82、【 Judgment questions 】 When checking electrical equipment , During maintenance, you can send power according to the scheduled time .（  ×  ）

83、【 Judgment questions 】 Operators shall abide by the mandatory standards for safe construction 、 Rules and regulations and operating procedures , Use safety protective equipment correctly 、 Mechanical equipment, etc .（  √  ）

84、【 Judgment questions 】 Temporary power supply at the construction site , It is strictly forbidden to use the knife switch directly to start （ stop it ）4kW The above electric equipment , It is strictly forbidden to directly hang the load line on the knife switch or fuse .（  √  ）

85、【 Judgment questions 】 When hoisting heavy objects in advertising construction , Heavy objects shall be lifted directly below the hook .（  √  ）

86、【 Judgment questions 】 Residual current protector is mainly used for 1000V The following low voltage systems .（  √  ）

87、【 Judgment questions 】 After installing the leakage switch , The metal shell of the equipment does not need to be grounded or connected to neutral .（  ×  ）

88、【 Judgment questions 】 The blood is bright red , The jet is venous bleeding ; The blood is dark red , Continuous gushing is arterial bleeding .（  ×  ）

89、【 Judgment questions 】SELV Only as electric shock protection of grounding system .（  ×  ）

90、【 Judgment questions 】 In order to ensure the safety of the zero line, the three-phase four wire zero line must be equipped with a fuse .（  ×  ）

91、【 Judgment questions 】 Use symbols ～ Indicates alternating current .（  √  ）

92、【 Judgment questions 】 Symbol “A” Indicates AC power supply .（  ×  ）

93、【 Judgment questions 】 In explosion hazardous areas , Three phase four wire system shall be adopted , Single phase three wire power supply .（  ×  ）

94、【 Judgment questions 】PN When the junction guide is connected , The direction of the internal and external electric field is the same .（  ×  ）

95、【 Judgment questions 】 In the course of production , An accident is only a death 、 damage , However, it does not include accidents of property loss or other losses .（  ×  ）

96、【 Judgment questions 】 The prompt sign is blue with instruction meaning in the circle , And use white graphic symbols to indicate the matters that must be performed , The instruction flag that constitutes the instruction .（  ×  ）

97、【 Judgment questions 】 The employees of production and business operation entities have the right to obtain the guarantee of production safety according to law , And shall fulfill its obligations in production safety according to law .（  √  ）

98、【 Judgment questions 】 Measures to prevent fire caused by overload , According to production procedures and needs , Adopt the method of using first and then controlling , Stagger the power consumption time .（  ×  ）

99、【 Judgment questions 】 Safety signs shall be checked at least once a year , Found deformation 、 Damage or falling off of graphic symbols, color fading, etc , It shall be repaired or replaced in time .（  √  ）

100、【 Judgment questions 】 The production and business operation entity uses the dispatched workers , It is not necessary for the dispatched workers to be included in the unified management of the employees of the unit .（  ×  ）

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