Traction Systems Interview Questions:

Following are the below Traction Systems Interview Questions and Important Questions which is very useful for interviews and exams

1. Explain the requirements for ideal traction and show which drive satisfy almost all the requirements.

2. State the main requirements of an ideal traction system. Explain different traction systems.

3. Discuss various types of traction systems.

4. State merits and demerits of electric traction with reference to electric power crisis in India.

5. State the main requirements for an ideal traction system.

6. What factors govern the operation of dieselisation or electrification of a steam operated railway section ?

7. Which system of electric traction is now being preferred for electrification of main line sections and why ?

8. What are the advantages and disadvantages of electric traction over other types of traction system.

9. What are the different traction systems ? Discuss them in brief.

10. Indicate the general trend in the adoption of traction systems for city road and rail transport, and discuss their merits and demerits.

11. Describe briefly a battery powered vehicle.

12. Briefly discuss the general considerations for a tramway.

13. What are the disadvantages of a tramcar (tramway) system of electric traction ? How are these overcome in the trolley bus system ?

14. Explain the trolley bus system of electric traction.

15. The diesel engine has an approximately constant torque at all speeds. Explain how it is electrically transmitted to motors so that their tractive effort increases as the speed decreases.

16. What are the main characteristics of diesel engine with special reference to its application for traction purposes ?

17. Discuss the problems associated with diesel electric traction. Suggest ways to overcome these in actual system.

18. Discuss diesel electric traction system. Write the situation, when diesel electric traction is preferred over electric traction.

19. Explain working of a diesel engine driven dc generating feeding dc series motors systems.

20. What are the different systems of railway electrification? Which one is being commonly adopted in our country and why ?

21. Under what conditions is diesel electric traction preferred to track electrification ?

22. Compare the following systems of track electrification as regards operating voltages, economy in operation and suitability to the topography of regions, where they are best suited. (i) DC system (ii) AC system (single phase) and (iii) Composite system.

23. Discuss the merits and demerits of the dc and single phase ac systems for the main and suburban line electrification of the railways.

24. Which system you consider to be the best for the suburban railways in the vicinity of large cities ? Give reasons for
your answer.

25. Compare dc and ac systems of railway electrification from the point of main line and suburban line railway service.

26. Explain the factors that determine the choice of supply system for main line traction and give voltage and frequency of the supply as adopted by Indian Railways.

27. What are the systems of electric traction ? Explain why single phase ac electrification is superseding the other types of system.

28. Give the nature and specifications of supply sysetms for electric traction used in India.

29. Discuss the advantages and disadvantages of the system of traction using 25 kV, 50 Hz supply and dc series motor.

30. State and explain the track electrification system generally employed for the following services.

• Tramway service in a busy town area.
• Electric suburban railway service.
• Main line services.

31. Write advantages of 25 kV ac system over dc system.

32. Write disadvantages of 25 kV ac traction systems.

33. Compare ac and dc systems of traction.

34. Compare dc and ac systems of railway electrification from the view of main line and suburban line railway services.

35. Describe the following systems of railway electrification and write down the relative merits of each: (i) DC system (ii) Single phase ac system, (iii) 3-phase ac system, (iv) Composite system.

36. Write short notes on the following:

• Traction systems in India.
• Battery driven vehicles and their applications.
• Trolley bus system of traction.
• Diesel electric traction system.
• Comparison of various systems of track electrification.
• Relative merits of ac single phase and dc systems of supply in electric traction.