Electrification hona koi jadoo ki chhadi nahi hai ki wap5 7 de ke udne lage train.
Abhi tkd wdp4d Jo mil raha uska max speed aur acc dono sufficiently fast hai
Jab take track upgradation/NI ka kaam poora nahi hona, saare SR hatenge nahi tab tak TT me speed nahi badhne wala