30 Jun 2025 ELECTRICIAN 1st YEAR MODULE – Basic wiring practice by admin | posted in: nimi online test, NSQF, NSQF LEVEL 4 | 0 TRANSLATE THIS QUIZ IN YOUR LANGUAGE इस प्रश्नोत्तरी का अपनी भाषा में अनुवाद करें <<123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869>> 0% Question 1 of 69 1. What is a group of four insulated conductors called? Quad Core Layer PairQuestion 1 of 69Question 2 of 69 2. What is this wiring circuit application? One lamp bright and two lamps dim operation Two lamps dim operation only Two lamps controlled by one switch Two lamps controlled by two switchesQuestion 2 of 69Question 3 of 69 3. What type of wiring is this? Cleat wiring PVC casing and capping wiring CTS wiring PVC conduit wiringQuestion 3 of 69Question 4 of 69 4. What does the symbol marked 'X' indicate? Number of clamps (or) clips to be fixed Number of battern (or) pipe to be fixed Number of switches to be connected Number of wires run on the limbQuestion 4 of 69Question 5 of 69 5. What is the primary function of a circuit breaker? Breaking automatically at abnormal condition Making contact at normal condition Making contact at abnormal condition Physical breaking contact at abnormal conditionQuestion 5 of 69Question 6 of 69 6. Which accessories operate portable appliances? Safety accessories Outlet accessories Holding accessories Controlling accessoriesQuestion 6 of 69Question 7 of 69 7. What is the name of the conduit accessory? Solid elbow Solid bend Inspection Bend Inspection elbowQuestion 7 of 69Question 8 of 69 8. What is the purpose of an ELCB? Protects from short circuit Monitors residual current Protects from overload Detects circuit faultsQuestion 8 of 69Question 9 of 69 9. What is the term for the time taken by a fuse to interrupt a faulty circuit? Fusing current Time factor Cut-off factor Fusing factorQuestion 9 of 69Question 10 of 69 10. What does MCB stand for? Minimum Current Breaker Miniature Circuit Breaker Minute Control Breaker Maximum Current BreakerQuestion 10 of 69Question 11 of 69 11. What is this accessory symbol called? One way switch two poles Multi position switch single pole Two way switch Bell push switchQuestion 11 of 69Question 12 of 69 12. What is the name of this type of relay? Impulse relay Electromagnetic relay Dry reed relay Mercury wetted contact relayQuestion 12 of 69Question 13 of 69 13. What is this type of wiring called? Staircase wiring Godown wiring Tunnel wiring Hostel wiringQuestion 13 of 69Question 14 of 69 14. What is the purpose of the fuse cut-out at incoming power supply? Prevent line overloading Maintain stable voltage Prevent electric shock Protect from leakage currentQuestion 14 of 69Question 15 of 69 15. What is this wiring method called? Joint box method Loop in method using 2 plate ceiling rose Loop in method using 3 plate ceiling rose Looping back methodQuestion 15 of 69Question 16 of 69 16. What is this lighting circuit called? Tunnel lighting wiring Staircase lighting wiring Godown lighting wiring Corridor lighting wiringQuestion 16 of 69Question 17 of 69 17. What is the fusing factor for rewireable fuse? 2.5 1.4 2.1 1.1Question 17 of 69Question 18 of 69 18. What is the purpose of flexible cords in domestic wiring? Permanent connection Run cable through ceiling holes Connection for transportable appliances Concealed wiringQuestion 18 of 69Question 19 of 69 19. Why is loop-in method preferred in domestic wiring? No separate joints needed Easy fault identification More sub-circuits possible More tappings possibleQuestion 19 of 69Question 20 of 69 20. What is the purpose of a circuit diagram in wiring installation? Show schematic connections Show physical position of accessories Quickly inform circuit purpose Estimate various accessoriesQuestion 20 of 69Question 21 of 69 21. What is the fusing factor for high rupturing capacity fuses (HRC)? 1.1 1.7 1.0 1.4Question 21 of 69Question 22 of 69 22. What is the name of this wiring circuit symbol? Pull switch Fuse Plug and socket LinkQuestion 22 of 69Question 23 of 69 23. How many two-way switches are required in godown wiring to control four lamps? 2 5 4 3Question 23 of 69Question 24 of 69 24. Which wiring is suitable for temporary installations? Metal conduit wiring Cleat wiring Concealed wiring PVC conduit wiringQuestion 24 of 69Question 25 of 69 25. Where is the Tree system of wiring most suitable? Godown wiring Industrial wiring Multi-storied building Domestic wiringQuestion 25 of 69Question 26 of 69 26. How many link clips are packed per BIS rules in cardboard boxes? 75 clips 100 clips 150 clips 50 clipsQuestion 26 of 69Question 27 of 69 27. What type of relay is this? Impulse relay Dry reed relay Electromagnetic relay Latching relayQuestion 27 of 69Question 28 of 69 28. Which material is used as filler for fixing screw holes on ceilings? Nylon Poly vinyl chloride Paper CementQuestion 28 of 69Question 29 of 69 29. What does AWG stand for? American Wire Group American Wire Guard American Wire Gauge American Wire GradeQuestion 29 of 69Question 30 of 69 30. What type of fuse is this? Ferrule contact cartridge fuse High rupturing capacity fuse Diazed screw type cartridge fuse Knife edge cartridge fuseQuestion 30 of 69Question 31 of 69 31. Calculate the earth fault loop impedance if ELCB tripping current is 30 mA? 16.66 Ω 1666 Ω 16666 Ω 166 ΩQuestion 31 of 69Question 32 of 69 32. How many two-way switches with intermediate switch are needed to control one lamp from three places? 4 2 1 3Question 32 of 69Question 33 of 69 33. What does this symbol indicate? Exhaust fan Ceiling fan Table fan Bracket fanQuestion 33 of 69Question 34 of 69 34. Where is the Iron Clad Double Pole (ICDP) main switch typically used? Three phase power circuit installations Control main or branch circuits Single phase domestic installations Large industrial installationsQuestion 34 of 69Question 35 of 69 35. Why is copper fuse wire tin-coated? Increase fusing factor Prevent copper oxidation Withstand high temperature Increase mechanical strengthQuestion 35 of 69Question 36 of 69 36. Which type of MCB is suitable for halogen lamps? 'L' series MCBs 'L' and 'G' series MCBs 'G' series MCBs 'DC' series MCBsQuestion 36 of 69Question 37 of 69 37. What is the maximum PVC conduit size for safe cold bending? 25 mm 50 mm 19 mm 12 mmQuestion 37 of 69Question 38 of 69 38. How are ceiling roses classified? General accessories Outlet accessories Safety accessories Holding accessoriesQuestion 38 of 69Question 39 of 69 39. Why is separate wiring recommended for home theatre and power wiring? Avoid electrical interference Avoid electrical fire Reduce power loss Maintain constant voltage levelQuestion 39 of 69Question 40 of 69 40. Which tool is used to bend conduits? Hickey Pipe vice Coupler Bench viceQuestion 40 of 69Question 41 of 69 41. Which type of load is protected by the L-series MCB? Air conditioner Hand tools Geyser MotorsQuestion 41 of 69Question 42 of 69 42. What is this electrical appliance accessory called? Three pin plug 2 Pin plug Iron connector with direct entry Flat connector with side entryQuestion 42 of 69Question 43 of 69 43. Which insulation is needed for proper function and basic protection? Double insulation Supplementary insulation Functional insulation Reinforced insulationQuestion 43 of 69Question 44 of 69 44. What is this diagram called? Schematic diagram Layout plan Wiring diagram Installation planQuestion 44 of 69Question 45 of 69 45. What happens to earth resistance if earth pipe length increases? Increases Decreases Remains same InfinityQuestion 45 of 69Question 46 of 69 46. Which electrical accessory belongs to general classification? Fuse Ceiling roses Pendent lamp holder Intermediate switchQuestion 46 of 69Question 47 of 69 47. Where is the phase conductor looped in a looping wiring system? Junction box Distribution box Socket connection Switch boxQuestion 47 of 69Question 48 of 69 48. Why shouldn't home theatre wiring run with power wiring? Reduce power consumption in power supplies Control temperature in home theatre wiring Avoid leakage current in home theatre wiring Avoid electrical interference in audio/video systemQuestion 48 of 69Question 49 of 69 49. What is the name of this electrical accessory? Angle swivel lamp holder Goliath Edison screw lamp holder Edison screw type holder Bracket holderQuestion 49 of 69Question 50 of 69 50. Which category does fuse accessories belong to? Holding accessories Safety accessories Outlet accessories Controlling accessoriesQuestion 50 of 69Question 51 of 69 51. What protection does a residual current circuit breaker offer? Protection from shock Protection from short circuit Protection from leakage current Protection from over loadQuestion 51 of 69Question 52 of 69 52. What happens when using low current rated cable for higher current loads? Cable damage due to heat Load current increases Voltage drop increases Voltage drop decreasesQuestion 52 of 69Question 53 of 69 53. What is the standard thread length on rigid conduits as per BIS? 15mm - 30mm 11mm - 27mm 9mm - 20mm 13mm - 25mmQuestion 53 of 69Question 54 of 69 54. What is the function of bimetallic strip in MCB? Over voltage protection Short circuit protection Earth leakage protection Over load protectionQuestion 54 of 69Question 55 of 69 55. Which lamp holder is used for lamps above 300 watts? Edison screw holder Angle holder Goliath screw holder Bracket holderQuestion 55 of 69Question 56 of 69 56. What type of diagram is this? Layout diagram Wiring diagram Circuit diagram Installation planQuestion 56 of 69Question 57 of 69 57. What is this BIS symbol called? Two way switch Intermediate switch Lamp Multi-position switchQuestion 57 of 69Question 58 of 69 58. What is the application of DC series MCB? DC motor AC motor Air conditioners LocomotivesQuestion 58 of 69Question 59 of 69 59. Which equipment uses 'L' series MCB? General lighting Motors Halogen lamp Air conditionerQuestion 59 of 69Question 60 of 69 60. How are conduit pipes specified? Length in metre Outer diameter in mm Wall thickness in mm Inner diameter in mmQuestion 60 of 69Question 61 of 69 61. What is the purpose of underwriter's knot for pendent holder connection? Increase mechanical strength Reduce the strain from the terminals of accessories Avoid loose connections Prevent excessive cap cover pressureQuestion 61 of 69Question 62 of 69 62. What is a die stock set used for? Cut external threads on cylindrical pipe Cut internal threads on rectangular pipe Cut internal threads on cylindrical pipe Cut external threads on square pipeQuestion 62 of 69Question 63 of 69 63. Which circuit breaker is used above 100A current? Earth Leakage Circuit Breaker (ELCB) Residual Current Circuit Breaker (RCCB) Miniature Circuit Breaker (MCB) Moulded Case Circuit Breaker (MCCB)Question 63 of 69Question 64 of 69 64. Which conduit type is used for gas-tight explosive installations? Rigid steel conduits Rigid non-metallic conduits Flexible non-metallic conduits Flexible conduitsQuestion 64 of 69Question 65 of 69 65. Why is the tree system of wiring most suitable for multistoried buildings? Offers minimum voltage drop Constant voltage distribution Easy fault finding with many fuses Easy load balancingQuestion 65 of 69Question 66 of 69 66. Which type of switch is used in the circuit? Two way switch One way switch Multiposition switch Intermediate switchQuestion 66 of 69Question 67 of 69 67. Which relay type works with both AC and DC? Thermal relay Impulse relay Dry reed relay Ferred relayQuestion 67 of 69Question 68 of 69 68. What is the advantage of concealed wiring? High insulation resistance Easy to maintain Less voltage drop Protection against moistureQuestion 68 of 69Question 69 of 69 69. What does ECC stand for? Earth Continuity Conductor Earth Continuity Cable Earth Conductor Continuity Earth Carrying ConductorQuestion 69 of 69 Loading...
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