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Basic Electrical Drawing MCQs – DAE Electrical Engineering

50 Score: 0 Attempted: 0/50
1. The main purpose of an electrical drawing is to:




2. The symbol of a resistor in an electrical drawing is represented by:




3. The standard symbol for a switch is:




4. The abbreviation “SPST” stands for:




5. The standard drawing sheet size for industrial electrical diagrams is usually:




6. In wiring diagrams, a thick line usually represents:




7. The symbol for a lamp in an electrical drawing is:




8. Electrical symbols are standardized by:




9. A wiring diagram shows:




10. The abbreviation “DPDT” means:




11. Which type of drawing shows the physical location of components?




12. A single-line diagram is used to:




13. The earth or ground is represented by:




14. The line used for showing hidden wiring is usually:




15. The abbreviation “SPDT” refers to:




16. The symbol for a transformer consists of:




17. Which drawing is used for installation at site?




18. The abbreviation “NC” in a switch means:




19. The abbreviation “NO” in switch drawing means:




20. The component symbol that has two parallel lines represents:




21. The schematic diagram is mainly used for:




22. In an electrical diagram, the neutral wire is often shown as:




23. The phase wire is represented by which color?




24. The protective earth (PE) wire is usually:




25. The abbreviation “CB” in an electrical drawing stands for:




26. A contactor is represented in a circuit diagram by:




27. The term “legend” in a drawing refers to:




28. The title block of an electrical drawing includes:




29. The type of line used for dimensioning is:




30. The abbreviation “MCC” stands for:




31. Which of the following is used to connect circuit elements in diagrams?




32. The main advantage of schematic diagrams is:




33. The abbreviation “L” in an electrical drawing indicates:




34. The abbreviation “N” in an electrical drawing indicates:




35. The wiring diagram for lighting circuits generally includes:




36. The abbreviation “TS” in an electrical drawing stands for:




37. A push button switch is shown as:




38. The wiring plan of a building is made during:




39. A line diagram is also called a:




40. The graphical representation of electrical equipment is called:




41. The abbreviation “PB” refers to:




42. A relay symbol usually contains:




43. Which drawing is used to show power distribution?




44. The abbreviation “SW” in an electrical drawing stands for:




45. Electrical symbols are drawn using:




46. The purpose of a fuse in an electrical drawing is to:




47. The abbreviation “LT” stands for:




48. The abbreviation “HT” stands for:




49. A wiring diagram is mainly used by:




50. The electrical drawing that shows control circuits for motors is called:




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