Railway Engineering
The formation width for a railway track depends on the
i) type of gauge
ii) number of tracks to be laid side by side
iii) slope of sides of embankment or cutting
The correct answer is

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

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Railway Engineering
The treadle bar is provided

at right angle to the rail
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
near and parallel to inner side of one of the rails

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