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

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

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Highway Engineering
The entrance and exit curves of a rotary have

equal radii and equal widths of pavement
equal radii but pavement width is more at entrance than at exit curve
equal pavement widths but radius is more at entrance curve than at exit curve
different radii and different widths of pavement

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