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

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Highway Engineering
The provision of traffic signals at intersections

reduces rear end collisions but may increase right angled collisions
reduces right angled collisions but may increase rear end collisions
increases right angled and rear end collisions
reduces right angled and rear end collisions

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