Railway Engineering MCQs Quiz Multiple Choice Questions & Answers Page 3

101. The length of rails used in broad gauges in India is

1. 15 m
2. 17 m
3. 20 m
4. 13 m

102. The longitudinal movement of the rails in a track is known as

1. hogging
2. buckling
3. creeping
4. tilting

103. The maximum cant deficiency for speed up to 100 kmph on broad gauge is

1. 76 mm
2. 51 mm
3. 38 mm
4. 94 mm

104. The maximum cant deficiency for speed up to 100 kmph on metre gauge permitted is

1. 76 mm
2. 51 mm
3. 38 mm
4. 94 mm

105. The maximum permissible gradient for a station yard is

1. 1 in 600
2. 1 in 400
3. 1 in 300
4. 1 in 800

106. The minimum value of flange way clearance recommended is

1. 70 mm
2. 80 mm
3. 90 mm
4. 60 mm

107. The most widely used gauge in the world is

1. broad gauge
2. metre gauge
3. narrow gauge
4. standard gauge

108. The number of cotters used in CST–9 sleepers is

1. 3
2. 4
3. 6
4. 2

109. The number of keys used in CST–9 sleeper is

1. 3
2. 4
3. 6
4. 2

110. The purpose of providing ballast below sleepers is to

1. absorb the shocks
2. improve drainage
3. all the above
4. transfer the load over wider area

111. The rail section first designed in India was

1. double headed
2. flot footed
3. I-section
4. full headed

112. The rail section, nowadays, used in India is

1. double headed
2. flat footed
3. I-section
4. bull headed

113. The shape of vertical curve used by Indian Railways is

1. parabolic
2. catenery
3. lemniscate
4. circular

114. The signals in the form of circular discs with red bands on while backgrounds are

1. warner signals
2. shunting signals
3. starter signals
4. stop signals

115. The size of broken stone ballast used for metal sleepers with rounded edges is

1. 32 mm
2. 40 mm
3. 50 mm
4. 25 mm

116. The sleeper in the form of two bowls placed under each rail and connected by a tie bar is known as

1. pot sleeper
2. plate sleeper
3. none of the above
4. box sleeper

117. The sleeper that needs the least maintenance is

1. steel sleeper
2. cast iron sleeper
3. concrete sleeper
4. wooden sleeper

118. The sleeper which has excellent ability to absorb shock is

1. steel sleeper
2. cast iron sleeper
3. concrete sleeper
4. wooden sleeper

119. The spacing of sleepers is kept

1. same throughout
2. closer at the middle of rails
3. none of these
4. closer near the joints

120. The specified throw of switch on broad gauge is

1. 95 mm
2. 104 mm
3. 110 mm
4. 89 mm

121. The station consisting of a block hut only and having home and warner signals is classified as

1. B-class station
2. C-class station
3. D-class station
4. A-class station

122. The station where traffic flow is in 3 or more directions is known as

1. flag station
2. terminal station
3. junction
4. crossing station

123. The stations which are provided to facilitate overtaking of trains are known as

1. way-side stations
2. flag stations
3. all the above
4. crossing stations

124. The stations which do not have any signal are known as

1. B-class stations
2. crossing stations
3. terminal stations
4. A-class stations

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

1. automatic block system
2. centralised traffic control system
3. automatic train control system
4. absolute block system

126. The tolerance on cross levels under loaded condition is

1. 8 mm
2. 10 mm
3. 12 mm
4. 6 mm

127. The yard for reception, sorting and reforming of goods trains is known as

1. marshalling yard
2. locomotive yard
3. all of the above
4. goods yard

128. The yard used for cleaning, repairing, servicing, watering, etc., is known as

1. marshalling yard
2. locomotive yard
3. none of the above
4. goods yard

129. To hold the adjoining ends of rails in correct position, the rail fastenings to be used are

1. fish plates
2. spikes
3. bearing plates
4. anchors

130. Tolerance on gauge under loaded condition is

1. 2 to 2.5 mm
2. 3 to 3.5 mm
3. 4 to 4.5 mm
4. 1 to 1.5 mm

131. Two-way keys are not used with

1. steel sleeper
2. cast iron sleeper
3. concrete sleeper
4. wooden sleeper

132. Type of concrete sleepers tried is

1. two R.C.C. blocks connected by steel bar
2. Pre-stressed concrete sleeper
3. all the above
4. R.C.C. sleeper similar to wooden sleeper

133. Welded rails up to.................have been used.

1. 100 m
2. 800 m
3. 1300 m
4. 30 m

134. When crossing number is 1 in , length of tongue rail on broad gauge should be

1. 6.4 m
2. 8.46 m
3. 9.76 m
4. 4.72 m

135. Which of the following statement is wrong?

1. Coning is provided at 1 in 20 slope.
2. In coning wheels are given an outward slope.
3. Coning of wheels is required only in curves.
4. Coning of wheels is necessary to prevent rubbing of flange of wheel with rails.

136. Which one of the following is not a method of plate laying?

1. Telescope method.
2. British method.
3. American method.
4. Side method.

137. Which one of the following is not a type of crossing used in railways?

1. rectangular crossing
2. spring crossing
3. ramped crossing
4. square crossing

138. Which one of the following is not correct? Length of transition curve shall be maximum of

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139. Which one of the following is not correct? Requirement of good joint

1. it should withstand lateral pressure without altering the gauge length
2. it should provide sufficient elasticity so that vibration and shocks are absorbed
3. it should not allow for expansion.
4. strength should be same as the original rail section

140. Which one of the following is not elastic fastener?

1. INR–202
2. cotter
3. lock spike
4. pandrol

141. Which one of the following is not the correct statement about a sleeper?

1. A cant of 1 in 20 is provided towards inner side.
2. It is susceptible to fire.
3. Cracks may develop during maintenance.
4. Maintains gauge and level satisfactorily.

142. Which one of the following is not used to fix rails to wooden sleepers?

1. Dog spikes
2. Round spike
3. Screw spikes
4. Fish bolt

143. Which one of the following is the duty of daily maintainance gang?

1. Maintain drainage.
2. Maintain points and crossing.
3. Check the fastenings and fixtures.
4. Maintain track alignment.

144. Which one of the following is the interlocking system used in railway signalling?

1. Electrical system.
2. Mechanical system.
3. Key system
4. Electronic system.

145. Which one of the following is the wrong statement about wooden sleeper?

1. Needs special treatment for fire protection.
2. Damage is more during derailment.
3. Scrap value is less.
4. Gets worn out under beater packing.

146. Which one of the following statement is wrong? Disadvantage of cast iron sleepers is

1. less lateral stability
2. high cracking chance
3. maintenance is difficult
4. difficulties in maintaining accurate gauges

147. Width of ballast on straight routes should be equal to

1. sleeper width + 300 mm
2. sleeper width + 400 mm
3. sleeper width + 600 mm
4. sleeper width

148. Width of ballast section for broad gauge is

1. 2.45 m
2. 3.3 m
3. 4.25 m
4. 2.0 m

149. Worlds narrowest gauge is

1. 924 mm
2. 762 mm
3. 610 mm
4. 1000 mm

150. Worlds widest rail gauge is

1. 1676 mm
2. 1825 mm
3. 1922 mm
4. 1435 mm