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