Electrician 1st Sem – NSQF – Module 3 – Wires, Joints – Soldering – U.G. Cables MOCK TEST July 2, 2025June 19, 2025 by admin TRANSLATE THIS QUIZ IN YOUR LANGUAGE इस प्रश्नोत्तरी का अपनी भाषा में अनुवाद करें <<1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950>> 0% Question 1 of 50 1. What is the current carrying capacity of 32 amp.rated cable, if it is protected by the rewirable fuse? 13 Amp 16 Amp 26 Amp 39 AmpRate this question: Loading... Question 1 of 50Question 2 of 50 2. What is the possible range to measure the size of the wire in a Standard Wire Gauge (SWG)? 0-44 0-42 0-38 0-36Rate this question: Loading... Question 2 of 50Question 3 of 50 3. What is the name of the wire joint? Aerial tap joint Knotted tap joint Duplex cross tap joint Double cross tap jointRate this question: Loading... Question 3 of 50Question 4 of 50 4. Which type of soldering flux is used for soldering galvanised iron? Rosin Zinc chloride Sal ammonia Hydrochloric acidRate this question: Loading... Question 4 of 50Question 5 of 50 5. Which method of soldering is used for quantity production and for tinning work? Dip soldering Soldering with a flame Soldering with soldering iron Soldering with soldering gunRate this question: Loading... Question 5 of 50Question 6 of 50 6. What is the name of the part marked as 'X' in the under ground (UG) cable? Bedding Armouring Lead sheath Paper insulationRate this question: Loading... Question 6 of 50Question 7 of 50 7. What is the full form of "XLPE' Cable? Cross Line Poly Ethylene X'ess Line Phase Earthing Cross Linked Poly Ethylene Excess Length Paper and EboniteRate this question: Loading... Question 7 of 50Question 8 of 50 8. What is the purpose of 'serving' layer in underground cable? Protect the cable from moisture Protect the cable from mechanical injury Protect metallic sheath against corrosion Protect armouring from atmospheric conditionRate this question: Loading... Question 8 of 50Question 9 of 50 9. Which cable laying method is used in generating station? In ducts Racks in air Along buildings Direct in groundRate this question: Loading... Question 9 of 50Question 10 of 50 10. How many electrons are there in the valence shell of a copper atom? 1 2 8 18Rate this question: Loading... Question 10 of 50Question 11 of 50 11. What is the effect of electric current on neon lamp? Heating effect Magnetic effect Chemical effect Gas ionization effectRate this question: Loading... Question 11 of 50Question 12 of 50 12. What is the unit of insulation resistance? Ohm Kilo ohm Milli ohm Mega ohmRate this question: Loading... Question 12 of 50Question 13 of 50 13. Which electrical device is the coarse excess current protection? Cartridge fuses Rewirable fuses Miniature Circuit Breaker (MCB) High Rupturing Capacity (HRC) FusesRate this question: Loading... Question 13 of 50Question 14 of 50 14. Which type of joint is used for extending the length of conductor in over head lines? Scarfed joint Aerial tap joint Britannia "T" joint Western Union jointRate this question: Loading... Question 14 of 50Question 15 of 50 15. Which type of soldering flux is used for soldering aluminium conductors? Tallow Ker-al-lite Zinc chloride Sal ammonia rosinRate this question: Loading... Question 15 of 50Question 16 of 50 16. What is the effect on molten solder due to repeated melting? Tin content reduced Lead content reduced Prevent slug formation Uneven flowing in jointsRate this question: Loading... Question 16 of 50Question 17 of 50 17. What will happen to PVC insulation in cable carries excess current continuously for long period? Voltage drop increases Voltage drop decreases Insulation resistance increases Insulation resistance decreasesRate this question: Loading... Question 17 of 50Question 18 of 50 18. Which method of cable laying is suitable for congested areas? Racks in air Duct pipes Along buildings Direct in groundRate this question: Loading... Question 18 of 50Question 19 of 50 19. What is the name of the part marked 'X' in UG cables? Serving Bedding Armouring Lead sheathRate this question: Loading... Question 19 of 50Question 20 of 50 20. What is the fault of U.G cable identified in the circuit? Ground fault Short circuit fault Open circuit fault Weak insulation faultRate this question: Loading... Question 20 of 50Question 21 of 50 21. Which part of the underground cable is protecting the metallic sheath against corrosion? Serving Bedding Armouring Lead sheathRate this question: Loading... Question 21 of 50Question 22 of 50 22. Why the soldering iron must be kept into a stand that not in use while soldering? It prevents burns and fire To control the excessive heat To save the time of soldering process To save the operator from electric shockRate this question: Loading... Question 22 of 50Question 23 of 50 23. Which type of wire joint is found in the junction box? Aerial tap joint Plain tap joint Rat tail joint Married jointRate this question: Loading... Question 23 of 50Question 24 of 50 24. What is the name of the joint? Married joint Scarfed joint Western union joint Britannia straight jointRate this question: Loading... Question 24 of 50Question 25 of 50 25. What is the use of Britannia 'T' joint? Extending the length of the lines Inside and outside wiring installation Mechanical stress not required on conductor Tapping the service connection from overhead linesRate this question: Loading... Question 25 of 50Question 26 of 50 26. Which type of soldering method is used for servicing and repairing work? Dip soldering Soldering with a flame Soldering with soldering gun Soldering with a soldering ironRate this question: Loading... Question 26 of 50Question 27 of 50 27. What is the use of dipsoldering method? Soft soldering Piping and cable soldering work Soldering miniature components on PCB Soldering sensitive electric componentsRate this question: Loading... Question 27 of 50Question 28 of 50 28. Name the part marked 'X' of belted U.G cable. Jute filling Armouring Lead sheath Paper insulationRate this question: Loading... Question 28 of 50Question 29 of 50 29. Which insulating material is used as hot pouring compound for making joints in under ground cable? Polyamine hardener Cast resin compound Bituminous compound Epoxy cast resin compoundRate this question: Loading... Question 29 of 50Question 30 of 50 30. What is the purpose of bedding insulation of U.G. cable? Protect the cable from mechanical injury Protect the cable from moisture and gases Protect armouring from atmospheric condition Protect the metallic sheath against corrosionRate this question: Loading... Question 30 of 50Question 31 of 50 31. Which test is conducted to locate the faults in U.G. cables? Loop test External growler test Break down voltage test Insulation resistance testRate this question: Loading... Question 31 of 50Question 32 of 50 32. What does the number 1.40 represent if a stranded conductor is designated as 7/1.40? Area of cross section Radius of one conductor Diameter of all conductor Diameter of each conductorRate this question: Loading... Question 32 of 50Question 33 of 50 33. What is the value of electrical conductivity of aluminium conductor? 61 mho/m 56 mho/m 35 mho/m 28 mho/mRate this question: Loading... Question 33 of 50Question 34 of 50 34. What is the rating factor of cable provided with coarse excess current protection? 1.11 1.23 0.81 0.707Rate this question: Loading... Question 34 of 50Question 35 of 50 35. What is the size of neutral conductor compared to phase conductor in U.G cable? Same size of phase conductor Half size of phase conductor 1/4 size of phase conductor 1/3 size of phase conductorRate this question: Loading... Question 35 of 50Question 36 of 50 36. What is the name of the tool? Cutting plier Wire stripper Crimping tool Side cutting plierRate this question: Loading... Question 36 of 50Question 37 of 50 37. Which type of joint is used in over head lines for high tensile strength? Scarfed joint Britannia 'T' joint Western union joint Britannia straight jointRate this question: Loading... Question 37 of 50Question 38 of 50 38. What is the reading of the micrometer? 5.05 mm 5.00 mm 4.55 mm 4.05 mmRate this question: Loading... Question 38 of 50Question 39 of 50 39. Which method of soldering is used for repairing the vehicle body? Dip soldering Soldering with flame Soldering with soldering iron Soldering with soldering gunRate this question: Loading... Question 39 of 50Question 40 of 50 40. What is the advantage of stranded conductor over solid conductor? Cost is less More flexible Less voltage drop More insulation resistanceRate this question: Loading... Question 40 of 50Question 41 of 50 41. What is the current capacity of the 16 Amp. Cable, if it is protected by coarse excess current protection? 11 A 13 A 15 A 18 ARate this question: Loading... Question 41 of 50Question 42 of 50 42. What is the unit for Quantity of electricity? Mho Coulomb Volt /second Ampere/secondRate this question: Loading... Question 42 of 50Question 43 of 50 43. What is the name of the soldering method? Dip soldering Soldering iron Soldering gun Soldering with flameRate this question: Loading... Question 43 of 50Question 44 of 50 44. What formula is used to find Electro Motive Force (EMF)? EMF = Potential difference - voltage drop EMF = Potential difference + voltage drop EMF = Potential difference + voltage drop/2 EMF = Potential difference + 2 x voltage dropRate this question: Loading... Question 44 of 50Question 45 of 50 45. What is the current rating factor for close excess current protection of cable? 0.81 0.92 1.23 1.5Rate this question: Loading... Question 45 of 50Question 46 of 50 46. What is the disadvantage of solid conductor compared to stranded conductor? Less rigidity Less flexibility Low melting point Low mechanical strengthRate this question: Loading... Question 46 of 50Question 47 of 50 47. What is the name of the soldering method? Dip soldering Soldering with blow lamp Soldering with soldering gun Temperature controlled solderingRate this question: Loading... Question 47 of 50Question 48 of 50 48. What is the cause for cold solder defect in soldering? Excessive heating Insufficient heating Incorrect use of solder High wattage soldering ironRate this question: Loading... Question 48 of 50Question 49 of 50 49. What happens to the voltmeter if it is connected as an ammeter? Low reading No deflection Meter burns out Overshoot deflectionRate this question: Loading... Question 49 of 50Question 50 of 50 50. Which conductors are used for distribution lines? Insulated conductors Insulated solid conductors Bare conductors Two core cableRate this question: Loading... Question 50 of 50 Loading...
