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)
Related Mcqs:
- Due to battering action of wheels over the end of the rails, the rails get bent down and are deflected at ends. These rails are called_________________?
A. roaring rails
B. hogged rails
C. corrugated rails
D. buckled rails - 52 kg rails are mostly used in__________________?
A. Broad Gauge
B. Meter Gauge
C. Narrow Gauge
D. both (A) and (B) - Ordinary rails are made of_______________?
A. mild steel
B. cast iron
C. wrought iron
D. high carbon steel - The type of spike used for fixing chairs of bull headed rails to wooden sleepers is_________________?
A. dog spike
B. rail screw
C. elastic spike
D. round spike - Wear of rails is maximum in weight of___________________?
A. tangent track
B. sharp curve
C. tunnels
D. coastal area - The type of bearing plate used in all joints and on curves to give better bearing area to the rails is___________________?
A. flat mild steel bearing plate
B. mild steel canted bearing plate
C. cast iron anti creep bearing plate
D. none of the above - 60 R rails are mostly used in__________________?
A. Broad Gauge
B. Metre Gauge
C. Narrow Gauge
D. none of the above - Tensile strength of steel used in rails should not be less than____________________?
A. 450 MPa
B. 500 MPa
C. 700 MPa
D. 850 MPa - Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting ?
A. triangle
B. turntable
C. traverser
D. scotch block - Study the following statements regarding creep_________________?
i) Creep is greater on curves than on tangent railway track
ii) Creep in new rails is more than that in old rails
iii) Creep is more on steep gradients than on level track
The correct answer is?A. only (i)
B. (i)and(ii)
C. (ii) and (iii)
D. (i), (ii) and (iii)
