All India Trade Test – 2024 Wireman – Second Year – Set 3

All India Trade Test – 2024

Wireman – Second Year – Set 3

Total Questions: 75 | Maximum Marks: 150 | Marks per Question: 2

Negative Marking: No

Part 1: Trade Theory (Questions 1–38)

1. What is the purpose of bonding?

1. To provide a high-resistance path for leakage current
2. To provide a high-reactance path for leakage current
3. To provide a low-resistance path for leakage current
4. To provide a high-resistance path for the supply

2. What is the purpose of a busbar chamber?

1. To distribute electrical power
2. To maintain a constant voltage
3. To reduce voltage drop
4. To reduce voltage

3. What is the name of the fault that occurs when the insulation between two conductors is defective?

1. Open-circuit fault
2. Short-circuit fault
3. Earth fault
4. Leakage fault

4. What is the operating principle of a loop test?

1. Kirchhoff's Current Law
2. Kirchhoff's Voltage Law
3. Wheatstone bridge
4. Ohm's law

5. Which electrical accessory is used to connect and secure the end of an electrical cable to equipment?

1. Cable binding strap and button
2. Nylon cable tie
3. Cable gland
4. Wire sleeve

6. On what basis is the cable size selected for a load?

1. Load power factor
2. Load current
3. Circuit voltage
4. Type of load

7. Which type of reflector is suitable for damp and corrosive environments?

1. Mirror type
2. Soft-light type
3. Parabolic type
4. Dispersive type

8. Which type of lighting system is used for floodlighting and industrial lighting?

1. Indirect lighting
2. Direct lighting
3. Semi-direct lighting
4. Semi-indirect lighting

9. Which material is used to make busbars?

1. Aluminium
2. Bronze
3. Silver
4. Brass

10. At what intervals are busbar supports installed in a panel board?

1. 200 mm
2. 400 mm
3. 600 mm
4. 800 mm

11. Which material is used to make busbar supports?

1. Wood
2. Porcelain
3. Rubber
4. PVC

12. At what height above the ground is a busbar assembly installed?

1. 1.5 metres
2. 1.7 metres
3. 2 metres
4. 2.75 metres

13. Which material is used to make the sheath of a cable?

1. Lead
2. Jute
3. Impregnated paper
4. Varnished cambric

14. Which type of cable is used for voltages up to 11 kV?

1. Belted cable
2. Gas-pressure cable
3. Screened cable
4. Oil-filled cable

15. Which material is used for bonding?

1. Tungsten wire
2. Copper wire
3. Nichrome wire
4. Aluminium wire

16. Which method is used to seal a junction box at a cable entry point?

1. Heating method
2. Using compound
3. Clamping
4. Cast resin method

17. What is the voltage range of a super-tension cable?

1. Up to 1100 V
2. Up to 11 kV
3. 22 kV to 33 kV
4. 33 kV to 66 kV

18. What is used to earth the armouring of an underground (UG) cable?

1. Wire clip
2. Socket
3. PVC clamp
4. Earth clamp

19. Which material is used for the armouring of underground cables?

1. Aluminium
2. Copper
3. Galvanised steel
4. Brass

20. Why is armouring not provided in a single-core cable?

1. To avoid heat loss
2. To avoid excessive sheath losses
3. To protect against mechanical damage
4. To reduce cable weight

21. Which test is used to detect a ground fault in a cable?

1. Loop test
2. Megger test
3. Series-lamp test
4. Ohmmeter test

22. Under what condition is a loop test valid?

1. When the cable has a uniform cross-section
2. When the cable has a non-uniform cross-section
3. When the cable is long
4. When the cable is short

23. Which method is used to locate a fault in a cable?

1. Using a megger
2. Using an ohmmeter
3. Impulse-current method
4. Using an ammeter

24. What is the unit of luminous intensity?

1. Candela
2. Lumen
3. Lumen per square metre
4. Lumen per watt

25. What is the luminous flux incident normally per unit area on a surface called?

1. Luminous flux
2. Illuminance
3. Luminous intensity
4. Lux

26. What is a characteristic of good lighting?

1. It should cover a very large area
2. It should produce glare
3. It should consume less electricity
4. It should not cause eye strain

27. Which metal is used for the filament of an incandescent lamp?

1. Nichrome
2. Tungsten
3. Eureka
4. Silver

28. What is the name of the cap marked 'X' in the incandescent lamp figure?

1. Edison screw cap
2. Small bayonet cap
3. Bayonet cap
4. Giant Edison screw cap

Figure: Refer to page 8 of the original PDF.

29. Which substance is coated on the tungsten filament of a fluorescent tube lamp?

1. Barium oxide and strontium oxide
2. Mercury
3. Sodium
4. Phosphor

30. What is the full form of CFL?

1. Compressed Filament Lamp
2. Cathode Filament Lamp
3. Common Fluorescent Lamp
4. Compact Fluorescent Lamp

31. How is the stroboscopic effect prevented in an industrial twin-tube light fitting?

1. By connecting a capacitor in parallel with the supply
2. By connecting a capacitor in parallel with each tube
3. By connecting a capacitor in series with one tube
4. By connecting one capacitor in series with both tubes

32. Which type of fluorescent tube lamp is used in dimming and flashing circuits?

1. Instant-start fluorescent lamp
2. Rapid-start fluorescent tube lamp
3. Single-tube fluorescent lamp
4. Double-tube fluorescent lamp

33. In which position is an MA-type HPMV lamp mounted for lighting?

1. Horizontal position
2. Vertical position
3. Inclined position
4. In any position

34. What is the name of the part marked 'X' in the high-pressure sodium-vapour lamp figure?

1. Electrode
2. Arc tube
3. Base
4. Sodium vapour

Figure: Refer to page 9 of the original PDF.

35. What colour of light does a sodium-vapour lamp produce?

1. Yellow
2. White
3. Blue-white
4. Blue

36. Which component of a sodium-vapour lamp fitting initially provides the ignition voltage and subsequently limits the current?

1. Igniter
2. Leakage transformer
3. Capacitor
4. Thermal starter

37. What does the symbol shown in the figure represent?

1. Photovoltaic cell
2. LDR
3. NTC resistor
4. LED

Symbol: Refer to page 10 of the original PDF.

38. Which lamp functions only as a switch rather than providing illumination?

1. LED
2. Miniature lamp
3. Flasher
4. Carbon-filament lamp

Part 2: Workshop Calculation and Science (Questions 39–44)

39. What is the full form of S.P.?

1. Selected Price
2. Special Price
3. Selling Price
4. Super Price

40. In the calculation of simple interest, what does 'I' represent?

1. Principal
2. Interest
3. Rate
4. Year

41. Which symbol represents the principal in the calculation of simple interest?

1. P
2. I
3. R
4. n

42. Which symbol represents the number of years in the calculation of simple interest?

1. P
2. I
3. n
4. r

43. What is the method of calculating various quantities and expenses for a particular job or process called?

1. Estimation
2. Drawing
3. Specification
4. Plan

44. What is the booklet containing the rates of various items called?

1. Price Bank
2. Price Bunch
3. Price Tag
4. Price Catalogue

Part 3: Engineering Drawing (Questions 45–50)

45. Which of the following is a protective device?

1. Fuse
2. Resistor
3. Magnet
4. Capacitor

46. Select the correct symbol for a main fuse board (P) without a switch.

1. Option A – Symbol on page 12 of the original PDF
2. Option B – Symbol on page 13 of the original PDF
3. Option C – Symbol on page 13 of the original PDF
4. Option D – Symbol on page 13 of the original PDF

All four options are shown as images on pages 12–13 of the original PDF. Refer to the original figures to identify the symbols accurately.

47. Identify the symbol commonly used for a microphone in electrical and electronic circuits.

1. Option A – Symbol on page 13 of the original PDF
2. Option B – Symbol on page 13 of the original PDF
3. Option C – Symbol on page 13 of the original PDF
4. Option D – Symbol on page 13 of the original PDF

The options are shown as images in the original PDF. Include the original symbols to display this question accurately.

48. Identify the symbols for direct current (DC) and alternating current (AC).

1. Option A – Symbol on page 14 of the original PDF
2. Option B – Symbol on page 14 of the original PDF
3. Option C – Symbol on page 14 of the original PDF
4. Option D – Symbol on page 14 of the original PDF

The options are shown as images in the original PDF. Include the original symbols to display this question accurately.

49. Which of the following is a single-pole MCB?

1. Option A – Device image on page 14 of the original PDF
2. Option B – Device image on page 14 of the original PDF
3. Option C – Device image on page 15 of the original PDF
4. Option D – Device image on page 15 of the original PDF

The options are shown as device images in the original PDF. Include the original images to display this question accurately.

50. Which of the following figures represents a NOT gate?

1. Option A – Logic gate symbol on page 15 of the original PDF
2. Option B – Logic gate symbol on page 15 of the original PDF
3. Option C – Logic gate symbol on page 15 of the original PDF
4. Option D – Logic gate symbol on page 15 of the original PDF

The options are shown as logic gate symbols in the original PDF. Include the original symbols to display this question accurately.

Part 4: Employability Skills (Questions 51–75)

51. Which of the following is an informal situation at the workplace?

1. Working with files
2. Working on a desktop computer
3. Working on a laptop
4. Eating in the office canteen

52. What are the benefits of informal communication at the workplace?

1. It helps people work better together
2. It makes things more official at the workplace
3. It creates a strict work environment
4. It allows people to talk less

53. Which of the following is appropriate to ask a colleague during an informal conversation?

1. Ask about their role in the company
2. Ask about their home
3. Ask about their experience
4. Ask about office hours

54. If a colleague asks for help with a task, what is an appropriate response?

1. “Ask! Don't you even know that?”
2. “I'm very busy right now.”
3. “Sure, I can help. What do you need?”
4. “Send a formal request by email.”

55. What is workplace etiquette?

1. Everyday manners outside work
2. Appropriate behaviour and professionalism at the workplace
3. Informal behaviour with colleagues
4. Gossiping

56. Which of the following is considered appropriate workplace behaviour?

1. Regularly arriving late for work
2. Interrupting others during meetings
3. Speaking loudly on the phone
4. Keeping the workplace clean and tidy

57. Which of the following is a good workplace skill?

1. Keeping the workplace clean and tidy
2. Speaking loudly on the phone
3. Repeatedly tapping on the desk
4. Not arriving at the office on time

58. Which action demonstrates proper workplace etiquette during an official meeting?

1. Checking your phone and replying to messages
2. Chatting with colleagues
3. Interrupting the speaker during the meeting
4. Putting your phone on silent and actively participating in the discussion

59. If colleagues are gossiping about another colleague, what should you do?

1. Recognise that gossiping is inappropriate workplace behaviour
2. Join the conversation and continue the gossip
3. Tell another colleague about the gossip
4. Continue listening to the gossip

60. Which statement demonstrates good teamwork?

1. Keeping all ideas to yourself
2. Criticising the efforts of teammates
3. Working together towards a common goal
4. Ignoring the ideas and opinions of others

61. What is necessary for teamwork?

1. Proper communication
2. Money
3. Conflict and arguments
4. Easy tasks

62. When working on a project with other team members, which behaviour makes you a good team player?

1. Getting angry when others do not listen to you
2. Sharing ideas to help the team work faster
3. Thinking that you never make mistakes
4. Not listening to teammates' ideas and opinions

63. Your team has successfully completed a challenging project. How should you celebrate the success?

1. Claim that you did everything and not praise others
2. Blame the group for any mistakes
3. Skip the celebration and start the next task
4. Thank everyone in the group for their help

64. If a teammate is having difficulty completing an assigned task, what should you do?

1. Ignore the difficulty and focus on your own work
2. Offer help and support to complete the task
3. Criticise the teammate for being inefficient
4. Complain to a senior officer about the teammate's lack of contribution

65. What is affected by rapid changes in technology?

1. Future of work
2. Nature of work
3. Workforce
4. Working capital

66. How can you improve your technology skills?

1. Handicrafts
2. Reading books
3. Social service
4. Using social media and online digital tools

67. What is the gig economy?

1. A work arrangement in which people do part-time work
2. The Indian economy
3. A foreign economy
4. Regular employment

68. What is a good way for gig workers to find work?

1. Employment office
2. Online platforms and apps
3. Employment newspapers
4. Placement cell

69. Which of the following is a self-employment idea?

1. Freelance tailoring service
2. Owning a boutique
3. Running a catering service from home
4. All of the above

70. What does migration for work mean?

1. Relocating an industry
2. Moving to another place to find a job
3. Changing one's profession
4. Working in different shifts

71. Which is an important factor to consider before migrating?

1. An easy job
2. Tourist destinations
3. Cost of living
4. Freedom

72. What is Skill India Digital?

1. A digital movie
2. A platform for learning and career-related resources
3. An office of the Central Government
4. The name of a trade

73. What does creating a digital CV and sharing it with a QR code represent?

1. Your digital identity
2. Digital marketing
3. Entrepreneurship
4. Interview skills

74. What is separating paper and plastic from organic waste before disposal called?

1. Creativity
2. Green mindset
3. Innovation
4. Profession

75. Which is a good practice for developing a green mindset?

1. Taking lots of printouts
2. Using air conditioning all the time
3. Keeping lights switched on all the time
4. Separating and recycling waste

Answer Key

Source: Wireman – Second Year – Set 3, All India Trade Test 2024. The answer key is on page 22 of the original PDF. Options for Engineering Drawing Questions 46–50 are provided as images in the original PDF; include the corresponding original figures in Drupal to display these questions accurately.