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