RAILWAY ENGINEERING QUIZ

1 and 4 are correct

3 and 4 are correct

2 and 3 are correct

I and 2 are correct

122.2 mm

136.5 mm

100 mm

146.0 mm

heel of the switch to the toe of the switch

heel of the switch to the theoretical nose of the crossing

toe of the switch to the theoretical nose of crossing

toe of the switch to the actual nose of crossing

5.49 mm

4.27 mm

4.55 mm

4.88 mm

(i), (ii) and (iii)

(i)and(ii)

only (i)

(ii) and (iii)

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

To permit lateral movement of the tongue rail

heel divergence

throw of the switch

None of these

flangeway clearance

8.84 m

10.21m

6.10 m

10.82 m

45.0 tonnes

15.0 tonnes

22.5 tonnes

90.0 tonnes

50 mm

100 mm

75 mm

40 mm