problem 1: Draw a sketch of the typical Wheel profile and point out its root, flange and tread.

problem 2: List different defects of the Wheel Assembly?

problem 3: List all the different defects of the Suspension System?

problem 4: List all the different defects of the Coupling System.

problem 5: Illustrate the Function of an Empty load Box Device and how does it work?

problem 6: What happens if Alarm Chain is pulled in a vacuum Braked passenger Coach?

problem 7: Name all the main components of the vacuum brake system.

problem 8: Name all the main components of an air brake system.

problem 9: Illustrate any there benefits of Air brake over the Vacuum brake.

problem 10: What are the different factors which find out the starting resistance of the train?