Question 1

For a Broad Gauge route with (M + 7) sleeper density, number of sleepers per rail length is

Accepted Answer

A) 18 
B) 19 
C) 20 
D) 21

Question 2

Type of switch rails generally adopted for modern track, is

Accepted Answer

A) Straight switch 
B) Curved switch 
C) Loose heel switch 
D) Bent switch

Question 3

Creep is the

Accepted Answer

A) Longitudinal movement of rail 
B) Lateral movement of rail 
C) Vertical movement of rail 
D) Difference in level of two rails

Question 4

Ordinary rails are made of

Accepted Answer

A) Mild steel 
B) Cast iron 
C) Wrought iron 
D) High carbon steel

Question 5

A triangle is used for

Accepted Answer

A) Changing the direction of engine 
B) Transferring wagons to and from parallel tracks without shunting 
C) Separating all the sidings and shunting lines from main lines 
D) Preventing the vehicles from running off the track

Question 6

The rail is designated by its

Accepted Answer

A) Length 
B) Weight 
C) Cross-section 
D) Weight per unit length

Question 7

To avoid the damage of nose of crossing, the wing rails are ramped so that nose of crossing remains at a lower level by

Accepted Answer

A) 3 mm 
B) 4 mm 
C) 5 mm 
D) 6 mm

Question 8

The main function of a fish plate is

Accepted Answer

A) To join the two rails together 
B) To join rails with the sleeper 
C) To allow rail to expand and contract freely 
D) None of the above

Question 9

Best ballast contains stones varying in size from

Accepted Answer

A) 1.5 cm to 3 cm 
B) 2.0 cm to 4 cm 
C) 2.0 cm to 5 cm 
D) 2.5 cm to 6 cm

Question 10

For providing the required tilt of rails, adazing of wooden sleepers, is done for

Accepted Answer

A) Bull headed rails 
B) Double headed rails 
C) Flat footed rails 
D) Any type of rails

Question 11

Lead of crossing is the distance from the

Accepted Answer

A) Heel of the switch to the toe of the switch 
B) Heel of the switch to the theoretical nose of the crossing 
C) Toe of the switch to the theoretical nose of crossing 
D) Toe of the switch to the actual nose of crossing

Question 12

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

Accepted Answer

A) CST-9 sleeper 
B) Steel trough sleeper 
C) Wooden sleeper 
D) Concrete sleeper

Question 13

Stretcher bar is provided

Accepted Answer

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

Question 14

Composite sleeper index is the index of

Accepted Answer

A) Hardness and strength 
B) Strength and toughness 
C) Toughness and wear resistance 
D) Wear resistance and hardness

Question 15

For a sleeper density of (n + 5), the number of sleepers required for constructing a broad gauge railway track of length 650 m is

Accepted Answer

A) 975 
B) 918 
C) 900 
D) 880

Question 16

Heel divergence is

Accepted Answer

A) Always less than flange-way clearance 
B) Equal to flange-way clearance 
C) Always greater than flange-way clearance 
D) Sometimes greater than flange-way clearance

Question 17

Mr. W. Simms, the consulting Engineer to the Government of India recommended the gauge for Indian railways

Accepted Answer

A) 1.435 m as adopted in England 
B) 1.800 m as per Indian conditions 
C) 1.676 m as a compromise gauge 
D) 1.000 m as a standard gauge

Question 18

Cant deficiency occurs when a vehicle travels around a curve at

Accepted Answer

A) Equilibrium speed 
B) Speeds higher than equilibrium speed 
C) Speeds lower than equilibrium speed 
D) Booked speed

Question 19

The place where a railway line and a road cross each other at the same level, is known as

Accepted Answer

A) Cross over 
B) Railway junction 
C) Road junction 
D) Level crossing

Question 20

A turn-in-curve is defined as

Accepted Answer

A) A curve introduced between two straights 
B) A reverse curve 
C) A reverse curve introduced in continuity of a turn out 
D) A spiral transition curve

Exam 1: Railway Track and Railways Components