How does a light rail train work?

Related questions

1. What time trains start running?
2. Can you use a bus pass on the train?
3. What is NJ Light Rail?
4. How fast can a light rail go?
5. What time does the light rail start?
6. What is the difference between light rail and tram?
7. How much does it cost to ride the Riverline?
8. Can I use my monthly NJ Transit bus pass on the train?
9. How much does a light rail train cost?
10. Can I use MetroCard on PATH train?

Tags

1. #system
2. #converted
3. #seeing
4. #propulsion
5. #overhead
6. #lines
7. #above
8. #trains
9. #tracks
10. #electricity
11. #power
12. #direct
13. #running
14. #called
15. #contact
16. #current
17. #light
18. #catenary
19. #established
20. #already
21. #train
22. #alternating