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