Wdp-4 to de denge aur 180 pe dauda denge to train derail ho jaegi, section is fit for 160 only for LHB, ab talgo se compare kroge to pehle talgo aur indian lhb ko compare krna, fir pata lg jaega difference.
WAP-5 se Operational : 160 km/h (99 mph)
Trials: 184 km/h (114 mph)
Potential: 225 km/h (140 mph)
Kuch...
more... to padhe likhe honge hi railway k engineers jo 155 pe chalate honge isse