1. ELCB gives protection against (A) Shock (B) Overload (C) Short Circuits (D) All of the above Answer: – Option A 2. Safety tool used to connect the lugs for wires and cables is (A) Hammer (B) Crimping tool (C) Plier (D) Line Tester Answer: – Option B 3. MCB Stands for (A) Moulded case breaker (B) Miniature circuit breaker (C) Miniature case breaker (D) Moulded circuit breaker Answer: – Option B 4. Safety tool is used for measurement of wire diameter is (A) Wire Gauge (B) Line Tester (C) Crimping tool (D) Wire Striper Answer: – Option A 5. The safety tool used to tight or loose screw or nuts in narrow locations is (A) Hammer (B) Crimping tool (C) Combination Plier (D) Nose Plier Answer: – Option D 6. Statement of IE Rule Number 42 is (A) Danger Notices (B) Street Boxes (C) Accidental Charge (D) None of the above Answer: – Option C 7. MCB gives protection against (A) Shock (B) Overload (C) Short Circuits (D) Overload and Short Circuits Answer: – Option D 8. The Switch with one input terminal and two output terminals is called (A) SPST (B) DPST (C) SPDT (D) DPDT Answer: – Option C 9. Provisions applicable to protective equipment is IE Rule Number (A) 29 (B) 43 (C) 34 (D) 44 Answer: Option B 10. ICTP Stands for (A) Iron clad triple pole (B) Iron clad two pole (C) Iron clad twenty pole (D) Iron clad ten pole Answer: – Option A 11. Safety rubber mats are used to (A) Avoid Shocks (B) Crimp lugs (C) Test continuity (D) Check supply voltage Answer: – Option A 12. Statement of IE Rule Number 35 is (A) Danger Notices (B) Street Boxes (C) Accidental Charge (D) None of the above Answer: – Option A 13. Safety gloves used for electrical protection must be electrically tested every (A) One Month (B) Three Month (C) Six Month (D) Twelve Month Answer: – Option C 14. Earth wire or ground wire is made of (A) Copper (B) Aluminium (C) Galvanised Steel (D) Iron Answer: – Option C 15. The supply voltage available at wall socket in our homes is (A) 230 Volts A.C (B) 230 Volts D.C (C) 440 Volts A.C (D) 440 Volts A.C Answer: – Option A 16. The Switch with two input terminals and one output terminals is called (A) SPST (B) DPST (C) SPDT (D) DPDT Answer: – Option B 17. Cut out on consumer premises is IE Rule Number (A) 29 (B) 31 (C) 34 (D) 44 Answer: Option B 18. Instructions for restoration of persons suffering from shock is IE Rule Number (A) 32 (B) 40 (C) 42 (D) 44 Answer: Option D 19. Holder is used to hold (A) Lamp & Fuses (B) Switches (C) Tube-light (D) All of the above Answer: Option A 20. Philips is a type of (A) Hammer (B) Crimping tool (C) Plier (D) Screw Driver Answer: – Option D 21. Knife is made up of (A) Copper (B) Silver (C) Tungsten (D) Steel Answer: – Option D 22. Safety Gloves of class & color 00 Beige has maximum use A.C/ D.C Voltage of (A) 500/750 V (B) 5000/7500 V (C) 1000/1500 V (D) 7500/11250 V Answer: Option A 23. Which Plug does not require ground connection? (A) Type A (B) Type B (C) Type C (D) Type D Answer: – Option A 24. Allen is a type of (A) Hammer (B) Crimping tool (C) Plier (D) Screw Driver Answer: – Option D 25. The Switch with two input terminals and two output terminals is called (A) SPST (B) DPST (C) SPDT (D) DPDT Answer: – Option D 26. The Base and Cover of Socket are made up of (A) Rubber (B) Bakelite (C) Tungsten (D) Iron Answer: – Option B 27. Safety Gloves of class & color 0 Red has maximum use A.C/D.C Voltage of (A) 500/750 V (B) 5000/7500 V (C) 1000/1500 V (D) 7500/11250 V Answer: Option C 28. Accessibility to bare conductors is IE Rule Number (A) 32 (B) 40 (C) 42 (D) 34 Answer: Option D 29. The MCB which is mostly preferred for domestic applications is (A) Type K (B) Type B (C) Type C (D) Type D Answer: – Option B 30. Safety Gloves of class & color 1 White has maximum use A.C/D.C Voltage of (A) 500/750 V (B) 5000/7500 V (C) 1000/1500 V (D) 7500/11250 V Answer: Option D 31. The Switch with one input terminal and one output terminal is called (A) SPST (B) DPST (C) SPDT (D) DPDT Answer: – Option A 32. ICDP Stands for (A) Iron clad Dual pole (B) Iron clad Double pole (C) Iron clad Distribution pole (D) None of the above Answer: – Option B 33. Safety tool used to remove insulation from wires is (A) Hammer (B) Cutter cum insulation remover (C) Screw driver (D) Continuity Tester Answer: – Option B 34. The Switch which is mostly preferred for starting of motors is (A) Tumbler switch (B) Grid switch (C) Flush switch (D) Push button switch Answer: – Option D 35. The Switch which is mostly preferred for staircase lighting is (A) One way surface switch 5 A (B) One way surface switch 15 A (C) Two way surface switch 5 A (D) None of the above Answer: – Option C 36. The Switch which is mostly preferred for Refrigerators is (A) One way surface switch 5 A (B) One way surface switch 15 A (C) Two way surface switch 5 A (D) None of the above Answer: – Option B 37. The Switch which is mostly preferred for incandescent lamps is (A) One way surface switch 5 A (B) One way surface switch 15 A (C) Two way surface switch 5 A Page (D) None of the above Answer: – Option A 38. Safety accessory used to protect eyes of workers from dusts, fumes & vaporish (A) Safety goggles (B) Safety rubber mats (C) Safety Boots (D) Safety Hand gloves Answer: – Option A 39. The Plug which is mostly preferred for lamps is (A) Type A (B) Type B (C) Type C (D) Type D Answer: – Option A 40. The Socket which is mostly preferred for connecting computers is (A) Two pin wall socket 5A (B) Three pin wall socket 5A (C) Three pin wall socket 15A (D) Two pin wall socket 15A Answer: – Option B 41. The Socket which is mostly preferred for connecting washing machines is (A) Two pin wall socket 5A (B) Three pin wall socket 5A (C) Three pin wall socket 15A (D) Two pin wall socket 15A Answer: – Option C 42. The Socket which is mostly preferred for connecting mobile chargers is (A) Two pin wall socket 5A (B) Three pin wall socket 5A (C) Three pin wall socket 15A (D) Two pin wall socket 15A Answer: – Option A 43. Safety tool used for twisting, cutting, gripping of round and flat objects is (A) Hammer (B) Crimping tool (C) Plier (D) Line Tester Answer: – Option C 44. Safety tool used for tightening and loosening screws and slotted heads is (A) Hammer (B) Crimping tool Page (C) Line Tester (D) Screw driver Answer: – Option D 45. Safety tool used to indicate whether there is an uninterrupted path for current flow in an Electrical device is (A) Hammer (B) Crimping tool (C) Plier (D) Continuity Tester Answer: – Option D 46. Safety tool used to test the phase or live wire is (A) Hammer (B) Knife (C) Screw driver (D) Tester Answer: – Option D 47. Safety tool used to test short circuit and open circuit of load under test is (A) Hammer (B) Crimping tool (C) Screw driver (D) Test lamp Answer: – Option D 48. Safety accessory used to protect workers from electric shock is (A) Safety goggles (B) Safety rubber mats (C) Safety Boots (D) None of the above Answer: – Option B 49. Safety accessory used to protect workers who work on live circuits is (A) Safety goggles (B) Safety Hand gloves (C) Safety Boots (D) None of the above Answer: – Option B 50. Safety accessory used to protect foot of workers from cuts, burns & punctures is (A) Safety goggles (B) Safety rubber mats (C) Safety Boots (D) Safety Hand gloves Answer: – Option C |
MCQ on Cable
1. The material used for armouring on cable is usually A. Steel tape B. galvanised steel wire C. any of the above D. None of the above Answer: – Option C 2. The insulating material for cables should be A. acid proof B. non-inflammable C. non-hygroscopic D. all above properties Answer: – Option D 3. The minimum dielectric stress in a cable is at A. Armour B. bedding C. conductor surface D. lead sheath Answer: – Option D 4. Which of the following protects a cable against mechanical injury? A. Bedding B. sheath C. armouring D. Any of the above Answer: – Option C 5. The bedding on a cable consists of A. Jute strands B. hessian tape C. paper tape compounded with a fibrous material D. Any of the above Answer: – Option D 6. Low tension cables are generally used up to A.200 V B.500 V C.700 V D.1000 V Answer: – Option D 7. High tension cables are generally used up to A.11 KV B.33 KV C.66 KV D.132 KV Answer: – Option A 8. Pressure cables are generally used beyond A.11 KV B.33 KV C.66 KV D.132 KV Answer: – Option C 9. The thickness of insulation layer provided on the conductor, in cables, depends upon A. Operating voltage B. Current to be carried C. Power factor D. both A and B Answer: – Option A 10. With the rise in temperature, the insulation resistivity of a cable A. Remain unchanged B. Decreases linearly C. Increases linearly D. Reduces exponentially Answer: – Option D 11. The breakdown voltage of a cable depends on A. Presence of moisture B. Working temperature C. Time of application of the voltage D. All of the above Answer: – Option D 12. In the cables sheaths are used to A. Prevent the moisture entering the cable B. Provide enough strength C. Provide enough insulation D. None of the above Answer: – Option A 13. Which types of cables are used for 132KV lines? A. High tension B. Super tension C. Extra high tension D. Extra super tension Answer: – Option D 14. For voltages less than 66KV a 3 phase cable usually consists of A. 3 core cable B. 3 single core cable C. Double core cable D. None of the above Answer: – Option A 15. If the length of a cable is doubled its capacitance is A. Doubled B. Halved C. Quadrupled D. None of the above Answer: – Option A 16. In a cable the maximum stress under operating conditions is at A. Insulation layer B. Sheath C. Armour D. Conductor surface Answer: – Option D 17. Underground cables are laid at sufficient depth so as to A. Minimize temperature stresses B. Minimise effects of shocks and vibrations owing to passing vehicles etc. C. Avoid being unearthed easily owing to removal of soil D. Both A and C Answer: – Option B 18. The wiring which is mostly preferred for Hospitals (A) Concealed Conduit Wiring (B) Cleat Wiring (C) Batten Wiring (D) Wooden Casing and Capping Answer: – Option A 19. The wiring which is mostly preferred for spinning mill (A) Conduit Wiring (B) Cleat Wiring (C) Batten Wiring (D) Wooden Casing and Capping Answer: – Option A 20. The wiring which is mostly preferred for Milk dairy (A) CTS Wiring (B) Cleat Wiring (C) Batten Wiring (D) Wooden Casing and Capping Answer: – Option A 21. The wiring which is mostly preferred for Hotels (A) Concealed Wiring (B) Cleat Wiring (C) Batten Wiring (D) Wooden Casing and Capping Answer: – Option A 22. ELCB gives protection against (A) Shock (B) Overload (C) Short Circuits (D) All of the above Answer: – Option A 23. MCB Stands for (A) Molded case breaker (B) Miniature circuit breaker (C) Miniature case breaker (D) Molded circuit breaker Answer: – Option B 24. MCB gives protection against (A) Shock (B) Overload (C) Short Circuits (D) Overload and Short Circuits Answer: – Option D 25. The cheapest type of wiring is (A) Concealed Wiring (B) Cleat Wiring (C) Batten Wiring (D) Wooden Casing and Capping Answer: – Option B 26. The costliest type of wiring is (A) Concealed Wiring (B) Cleat Wiring (C) Batten Wiring (D) Wooden Casing and Capping Answer: – Option A 27. The materials used for armouring of an underground cable is A. Galvanized steel wire B. Steel tape C. Aluminium D. Either A or B Answer: – Option D 28. Metallic shielding is provided on underground cables to A. Reduce thermal resistance B. Reduce corona effect C. Control the electrostatic voltage stress D. All of the above Answer: – Option D 29. The breakdown voltage of a cable depends upon A. Presence of moisture B. Operating temperature C. Time of application of the voltage D. All of the above Answer: – Option D 30. Cables for 220 KV lines A. Mica insulated B. Paper insulated C. Compressed oil or compressed gas insulated D. Rubber insulated Answer: – Option C |