21. The sleepers resting directly on girder are fastened to the top flange of girder by
22. A triangle is used for
23. Cant deficiency occurs when a vehicle travels around a curve at
24. The cross-sectional area of 52 kg flat footed rail is
25. Which of the following mechanical devices is used to ensure that route cannot be changed while the train is on the point even after putting back the signal ?
26. Switch angle depends on
i) heel divergence
ii) length of tongue rail
iii) flangeway clearance
iv) throw of switch
The correct answer is
i) heel divergence
ii) length of tongue rail
iii) flangeway clearance
iv) throw of switch
The correct answer is
27. The reception signal is
i) outer signal
ii) home signal
iii) starter
iv) advanced starter
The correct answer is
i) outer signal
ii) home signal
iii) starter
iv) advanced starter
The correct answer is
28. In a scissors cross-over, the crossings provided are
i) 2 obtuse angle crossings
ii) 4 obtuse angle crossings
iii) 4 acute angle crossings
iv) 6 acute angle crossings
The correct answer is
i) 2 obtuse angle crossings
ii) 4 obtuse angle crossings
iii) 4 acute angle crossings
iv) 6 acute angle crossings
The correct answer is
29. 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) volume and nature of traffic
ii) speed of train
iii) physical features of the country
The correct answer is
30. 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
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
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