Railway Engineering
Which of the following factors govern the choice of the gauge ?
i) volume and nature of traffic
ii) speed of train
iii) physical features of the country
The correct answer is

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

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Railway Engineering
On a single rail track, goods trains loaded with heavy iron material run starting from ‘A’ to ‘B’ and then empty wagons run from ‘B’ to ‘A’. The amount of creep in the rails:

Will be maximum at the middle of A and B
Will be more in the direction of A to B
Will be more in the direction of B to A
Cannot be determined from the given data

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

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