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

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Railway Engineering
Switch angle is the angle between

the gauge face of the stock rail and tongue rail
the gauge face of the stock rail and outer face of the tongue rail
the outer face of the stock rail and tongue rail
the outer face of the stock rail and the gauge face of the tongue rail

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