11. Yellow lighthand signal indicates
12. Consider the following statements about concrete sleepers.
1. They improve the track modulus.
2. They have good scrap value.
3. They render transportation easy.
4. They maintain the gauge quite satisfactorily.
Of these statements
1. They improve the track modulus.
2. They have good scrap value.
3. They render transportation easy.
4. They maintain the gauge quite satisfactorily.
Of these statements
13. Consider the following statements:
Automatic signalling system results in
1. greater risk
2. higher efficiency
3. avoidance of block instruments
4. higher operating cost
Of these statements
Automatic signalling system results in
1. greater risk
2. higher efficiency
3. avoidance of block instruments
4. higher operating cost
Of these statements
14. Minimum composite sleeper index pres-cried on Indian Railways for a track sleeper is
15. The distance through which the tongue rail moves laterally at the toe of the switch for movement of trains is called
16. The type of bearing plate used in all joints and on curves to give better bearing area to the rails is
17. Standard size of wooden sleeper for Broad Gauge track is
18. Maximum value of ‘throw of switch’ for Broad Gauge track is
19. The purpose of providing fillet in a rail section is to
20. A Broad Gauge branch line takes off as a contrary flexure from a main line If the superelevation required for branch line is 10 mm and cant deficiency is 75 mm, the superelevation to be actually provided on the branch line will be
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