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