MCQ
121. The transverse joint may be a --joint.
expansion
warping
contraction
all of these
122. The length of side of warning sign boards of roads is-
30cm
60cm
45cm
75cm
123. The practical capacity of a highway is---that of possible capacity.
same as
less than
more than
both (a) and (b)
124. The gauge is widened on curves of -----4.5° curvature.
equal to
less than
more than
infinity
125. The colour of light used for visibility during fog is-
red
green
yellow
white
126. To prevent the change in gauge and creep, the steel sleepers are fixed by clips, bolts and-
one key
two keys
three keys
four keys
127. The largest dimension of a rail section is-
head width
height
foot width
all of these
128. Creep is the----- movement of rails.
longitudinal
lateral
vertical
129. The best wood for sleepers is-
sal
teak
deodar
chir
130. The width of top portion of a flat- footed rail is-
66.67mm
73.25mm
69.80mm
75.87mm
131. For undeveloped area, the type of gauge adopted is-
broad gauge
metre gauge
narrow gauge
all of these
132. The traffic census is carried out to study-
speed & delay
road paking
traffic volume
origin & destination
133. The broad gauge--- is wide.
0.6096m
1m
0.762m
1.676m
134. The rail seat is given a slope of-
1 in 20
1 in 40
1 in 10
1 in 30
135. In coning of wheels, the wheels are given a slope of-
1 in 20
1 in 25
1 in 30
1 in 40
136. The enoscope is used to determine--
spot speed
average speed
running speed
travel time
137. The maximum number of vehicles can be paked with-
parallel parking
right angle parking
45° angle parking
75° angle parking
138. Which of the following is a cast-iron sleeper?
box sleeper
pot sleeper
plate sleeper
all of these
139. 'Dead slow' is a-
regulatory sign
warning sign
informatory sign
none of these
140. The resistance of the train is due to-
speed
curves
gradient
all of these