When you look at a railroad track, we know logically that the two tracks are parallel to each other and remain the same distance apart, but the farther ahead we look, the closer they appear to each other. what type of perspective is this?

The type of perspective is the One-point perspective. It is a drawing strategy that shows how things seem to get littler as they escape, uniting towards a solitary 'vanishing point' coming soon line. It is a method for drawing objects upon a level bit of paper with the goal that they look three-dimensional and reasonable.