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