Q. A CST - 9 sleeper is (Solved)
1. same as pot sleeper
2. same as plate sleeper
3. a combination of plate, pot and box sleeper
4. none of these
- c. a combination of plate, pot and box sleeper
1. same as pot sleeper
2. same as plate sleeper
3. a combination of plate, pot and box sleeper
4. none of these