Railway Engineering
If a is the angle of crossing, then the number of crossings ‘N’ according to right angle method is given by

Vi cot(cc/2)
Vi cosec(a/2)
cot(oc/2)
cot(a)

ANSWER DOWNLOAD EXAMIANS APP

Railway Engineering
Lead of crossing is the distance from the

toe of the switch to the theoretical nose of crossing
toe of the switch to the actual nose of crossing
heel of the switch to the toe of the switch
heel of the switch to the theoretical nose of the crossing

ANSWER DOWNLOAD EXAMIANS APP