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

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Railway Engineering
The treadle bar is provided

at right angle to the rail
near and parallel to inner side of one of the rails
near and parallel to inner side of both the rails
in the middle of the track a little in front of the toes of the tongue rail

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