Railway Engineering
Study the following statements regarding creep. i) Creep is greater on curves than on tangent railway track, ii) Creep in new rails is more than that in old rails, iii) Creep is more on steep gradients than on level track. The correct answer is

(i), (ii) and (iii)
(i)and(ii)
(ii) and (iii)
only (i)

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Railway Engineering
Lead of crossing is the distance from the

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

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