Blog Entry# 4723427
Posted: Sep 23 (18:12)
Last Response: Sep 23 (18:18)
How do trains change tracks while running?
To make a train change its track, a special mechanical arrangement is made. This arrangement is known as a railroad switch and it consist of pair of rails, known as switching rails or points, that are linked to one another. As the name suggests, the switching rails can direct or guide the train, either on