Railway engineering

11. To ensure exact gauge, the gauge tie plates are provided at A. toe of the switch B. nose of crossing C. both (A) and (B) D. none of the above

toe of the switch
nose of crossing
both (A) and (B)
none of the above

Detailed SolutionTo ensure exact gauge, the gauge tie plates are provided at A. toe of the switch B. nose of crossing C. both (A) and (B) D. none of the above

12. What will be the curve lead for a 1 in 8.5 turnout taking off from a straight broad gauge track? A. 28.49 m B. 21.04 m C. 14.24 m D. 7.45 m

28.49 m
21.04 m
14.24 m
7.45 m

Detailed SolutionWhat will be the curve lead for a 1 in 8.5 turnout taking off from a straight broad gauge track? A. 28.49 m B. 21.04 m C. 14.24 m D. 7.45 m

13. 52 kg rails are mostly used in A. Broad Gauge B. Meter Gauge C. Narrow Gauge D. Both (A) and (B)

Broad Gauge
Meter Gauge
Narrow Gauge
Both (A) and (B)

Detailed Solution52 kg rails are mostly used in A. Broad Gauge B. Meter Gauge C. Narrow Gauge D. Both (A) and (B)

14. 60 R rails are mostly used in A. Broad Gauge B. Metre Gauge C. Narrow Gauge D. none of the above

Broad Gauge
Metre Gauge
Narrow Gauge
none of the above

Detailed Solution60 R rails are mostly used in A. Broad Gauge B. Metre Gauge C. Narrow Gauge D. none of the above

15. Ordinary rails are made of A. mild steel B. cast iron C. wrought iron D. high carbon steel

mild steel
cast iron
wrought iron
high carbon steel

Detailed SolutionOrdinary rails are made of A. mild steel B. cast iron C. wrought iron D. high carbon steel

16. The compensation for curvature on gradient for Meter Gauge is given by (where R is radius of curve.) A. $$\frac{{70}}{{\text{R}}}$$ B. $$\frac{{52.5}}{{\text{R}}}$$ C. $$\frac{{35}}{{\text{R}}}$$ D. $$\frac{{105}}{{\text{R}}}$$

$$ rac{{70}}{{ ext{R}}}$$
$$ rac{{52.5}}{{ ext{R}}}$$
$$ rac{{35}}{{ ext{R}}}$$
$$ rac{{105}}{{ ext{R}}}$$

Detailed SolutionThe compensation for curvature on gradient for Meter Gauge is given by (where R is radius of curve.) A. $$\frac{{70}}{{\text{R}}}$$ B. $$\frac{{52.5}}{{\text{R}}}$$ C. $$\frac{{35}}{{\text{R}}}$$ D. $$\frac{{105}}{{\text{R}}}$$

17. The width of foot for 90 R rail section is A. 100 mm B. 122.2 mm C. 136.5 mm D. 146.0 mm

100 mm
122.2 mm
136.5 mm
146.0 mm

Detailed SolutionThe width of foot for 90 R rail section is A. 100 mm B. 122.2 mm C. 136.5 mm D. 146.0 mm

18. The limiting value of cant deficiency for Meter Gauge routes is A. 40 mm B. 50 mm C. 75 mm D. 100 mm

40 mm
50 mm
75 mm
100 mm

Detailed SolutionThe limiting value of cant deficiency for Meter Gauge routes is A. 40 mm B. 50 mm C. 75 mm D. 100 mm

19. Stretcher bar is provided A. To permit lateral movement of the tongue rail B. To maintain the two tongue rails at the exact distance C. To ensure exact gauge at the toe of the switch as well as the nose of crossing D. To prevent any vertical movement between the wing rail and nose of crossing

To permit lateral movement of the tongue rail
To maintain the two tongue rails at the exact distance
To ensure exact gauge at the toe of the switch as well as the nose of crossing
To prevent any vertical movement between the wing rail and nose of crossing

Detailed SolutionStretcher bar is provided A. To permit lateral movement of the tongue rail B. To maintain the two tongue rails at the exact distance C. To ensure exact gauge at the toe of the switch as well as the nose of crossing D. To prevent any vertical movement between the wing rail and nose of crossing

20. The following tests are conducted for rails: i) falling weight test ii) tensile test iii) hammer test The compulsory tests are A. Only (i) B. (i) and (ii) C. (ii) and (iii) D. (i) and (iii)

Only (i)
(i) and (ii)
(ii) and (iii)
(i) and (iii)

Detailed SolutionThe following tests are conducted for rails: i) falling weight test ii) tensile test iii) hammer test The compulsory tests are A. Only (i) B. (i) and (ii) C. (ii) and (iii) D. (i) and (iii)

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