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

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

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Railway Engineering
A triangle is used for

Preventing the vehicles from running off the track
Changing the direction of engine
Separating all the sidings and shunting lines from main lines
Transferring wagons to and from parallel tracks without shunting

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