The rail is designated by its

 

(A) cross section

 

(B) weight per unit length

 

(C) length

 

(D) weight

The main function of a fish plate is

(A) to allow rail to expand and contract freely

(B) to join rails with the sleeper

(C) to join the two rails together

(D) none of the above

Composite sleeper index is the index of

(A) wear resistance and hardness

(B) toughness and wear resistance

(C) strengths and toughness

(D) hardness and strengths

At Sonepur in North-East Railways, length of platform is

(A) 520 m

(B) 666 m

(C) 736 m

(D) 936 m

In urban and suburban stations with heavy traffic, the type of signals preferred are

(A) colour light signals

(B) circular hands with bands

(C) warner signals

(D) semaphore type

At a rail joint, the ends of adjoining rails, are connected with a pair of fish plates and

(A) 2 fish bolts

(B) 4 fish bolts

(C) 8 fish bolts

(D) 12 fish bolts

Steel sleepers are

(A) 6mm thick steel sheets with ends bent up

(B) 6 mm thick sheets with ends bent down

(C) hollow circular pipes

(D) rectangular cross section throughout

The purpose of providing fillet in a rail section is to

(A) avoid the stress concentration

(B) increase the lateral strength

(C) increase the vertical stiffness

(D) reduce the water

Arrangement made to divert the trains from one track to another is known as

(A) railway junction

(B) railway crossing

(C) railway point

(D) turnout

Charles Vignoles invented the flat footed rails in

(A) 1814

(B) 1824

(C) 1836

(D) 1846

The system in which position of trains and signals are displayed and controlled is known as

(A) automatic block system

(B) automatic train control system

(C) absolute block system

(D) centralized traffic control system