A treadle bar is used for_____________________?

Related Mcqs:

1. The treadle bar is provided_____________________?

   A. in the middle of the track a little in front of the toes of the tongue rail
   B. near and parallel to inner side of one of the rails
   C. at right angle to the rail
   D. near and parallel to inner side of both the rails

2. 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

3. The purpose of providing fillet in a rail section is to_________________?

   A. increase the lateral strength
   B. increase the vertical stiffness
   C. avoid the stress concentration
   D. reduce the wear

4. The height of the rail for 52 kg rail section is_______________?

   A. 143 mm
   B. 156 mm
   C. 172 mm
   D. 129mm

5. At points and crossings, the total number of sleepers for 1 in 12 turnouts in Broad Gauge is______________?

   A. 51
   B. 62
   C. 70
   D. 78

6. The height of the center of arm of a semaphore signal above the ground is_________________?

   A. 5.5m
   B. 6.5 m
   C. 7.5 m
   D. 8.5m

7. A train is hauled by 2-8-2 locomotive with 22.5 tonnes and on each driving axle. Assuming the coefficient of rail-wheel friction to be 0.25, what would be the hauling capacity of the locomotive?

   A. 15.0 tonnes
   B. 22.5 tonnes
   C. 45.0 tonnes
   D. 90.0 tonnes

8. The steepest gradient permissible on a 2.5° curve for Broad Gauge line having ruling gradient of 1 in 200 is___________________?

   A. 1 in 250
   B. 1 in 222
   C. 1 in 235
   D. 1 in 275

9. Which of the following types of sleepers is preferred on joints ?

   A. CST-9 sleeper
   B. steel trough sleeper
   C. wooden sleeper
   D. concrete sleeper

10. Switch angle depends on______________?

    i) heel divergence
    ii) length of tongue rail
    iii) flangeway clearance
    iv) throw of switch
    The correct answer is?

    A. (i) and (ii)
    B. (ii) and (iii)
    C. (iii) and (iv)
    D. (i)and(iv)