The length of a transition curve, is governed by
(A) Rate of change of radial acceleration
(B) Rate of change of super-elevation
(C) Both (a) and (b)
(D) Neither (a) nor (b)
(A) Rate of change of radial acceleration
(B) Rate of change of super-elevation
(C) Both (a) and (b)
(D) Neither (a) nor (b)