Q. The correct relation between curve lead (CL), switch lead (SL) and lead of crossing (L) is given by (Solved)
1. cl = l - sl
2. l =cl - sl
3. sl = l + cl
4. l = (cl + sl)/2
- b. l =cl - sl
1. cl = l - sl
2. l =cl - sl
3. sl = l + cl
4. l = (cl + sl)/2