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MCQOPTIONS
This section includes 224 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 101. |
In case of a multi-lane road, overtaking is generally permitted |
| A. | from right |
| B. | from left |
| C. | from both sides right and left |
| D. | not at all. |
| Answer» D. not at all. | |
| 102. |
If cross slope of a country is greater than 60%, the terrain is classified as |
| A. | rolling |
| B. | mountainous |
| C. | steep |
| D. | plain. |
| Answer» D. plain. | |
| 103. |
Volume of traffic which is due to improvement carried out in adjacent area, is known as |
| A. | development traffic |
| B. | generated traffic growth |
| C. | normal traffic growth |
| D. | current traffic. |
| Answer» B. generated traffic growth | |
| 104. |
A subsidiary area in a carriageway placed so as to control the movement of the traffic, is |
| A. | median strip |
| B. | island |
| C. | flower bed |
| D. | refuge. |
| Answer» C. flower bed | |
| 105. |
The maximum comfortable retardation applied to moving vehicles, is |
| A. | 3.42 m/sec2 |
| B. | 4.42 m/sec2 |
| C. | 5.56 m/sec2 |
| D. | 7.80 m/sec2 |
| Answer» B. 4.42 m/sec2 | |
| 106. |
Design of flexible pavement, involves |
| A. | wheel loads |
| B. | intensity of traffic |
| C. | climate of the region |
| D. | sub-grade conditions |
| Answer» D. sub-grade conditions | |
| 107. |
If the width of a pavement slab is 7.5 m, thickness 20 cm and working stress 1400 kg/cm2, spacing of 10 mm tie bars for the longitudinal joint, is |
| A. | 10 cm |
| B. | 20 cm |
| C. | 30 cm |
| D. | 40 cm |
| Answer» D. 40 cm | |
| 108. |
Minimum number of 50 kg cement bags per cubic metre of concrete for a mix corresponding to crushing strength 280 kg/cm2 at 28 days, are |
| A. | 5 |
| B. | 6.5 |
| C. | 7 |
| D. | 7.5 |
| Answer» C. 7 | |
| 109. |
If D is the degree of a curve, the percentage reduction of gradient, is |
| A. | 0.01 D |
| B. | 0.02 D |
| C. | 0.03 D |
| D. | 0.04 D |
| Answer» E. | |
| 110. |
Reconnaissance is best done with the help of |
| A. | aerial photographic survey |
| B. | condastral surveys |
| C. | topographical surveys |
| D. | triangulation surveys |
| Answer» B. condastral surveys | |
| 111. |
The camber on pavements, is provided by |
| A. | straight line method |
| B. | parabolic method |
| C. | straight line and parabolic at crown |
| D. | elliptical method |
| Answer» D. elliptical method | |
| 112. |
The minimum vertical clearance of overhanging cliffs or any other structure above the surface of a hill road, should be |
| A. | 3 m |
| B. | 4 m |
| C. | 5 m |
| D. | 6 m |
| Answer» D. 6 m | |
| 113. |
If the number of lanes on the carriageway of a road is more than two, the total width of lane ways is equal to 3.0 m |
| A. | + 0.60 m |
| B. | + 0.70 m |
| C. | + 0.80 xn |
| D. | + 0.90 m |
| Answer» C. + 0.80 xn | |
| 114. |
At a road junction, 16 cross conflict points are severe, if |
| A. | both are one-way roads |
| B. | both are two-way roads |
| C. | one is two-way road and other is one-way road |
| D. | none of these. |
| Answer» C. one is two-way road and other is one-way road | |
| 115. |
Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be |
| A. | 40 cm |
| B. | 52 cm |
| C. | 64 cm |
| D. | 76 cm |
| Answer» E. | |
| 116. |
The maximum radial distance of a Lemniscate curve, having maximum polar angle a, is |
| A. | 3 R sin α |
| B. | 3 R sin2α |
| C. | 3 R sin 2α |
| D. | 3 R sin α/2 |
| Answer» D. 3 R sin Œ±/2 | |
| 117. |
If P is the number of vehicles per day at last census, r is the increase in traffic and n is the number of years passed after last census, number of vehicles A per day for design, is |
| A. | P (1 + r)n |
| B. | P (1 - r)n |
| C. | P (1 + r)-n+5 |
| D. | P (1 + r)5n |
| Answer» B. P (1 - r)n | |
| 118. |
In case of cement concrete pavements, pick up the incorrect statement |
| A. | tractive resistance is low |
| B. | initial cost of construction is high |
| C. | initial cost of construction is low |
| D. | visibility during nights is high |
| Answer» D. visibility during nights is high | |
| 119. |
The perpendicular offset from the tan-get to the central point of the circular curve, is |
| A. | R sin θ/2 |
| B. | R cos θ/2 |
| C. | R (1 - cos θ/2) |
| D. | R (1 - sin θ/2) |
| Answer» D. R (1 - sin Œ∏/2) | |
| 120. |
Reduction of load capacity in a ruling gradient of |
| A. | 1 in 10, is 10% |
| B. | 1 in 15, is 15% |
| C. | 1 in 20, is 10% |
| D. | 1 in 25, is 25% |
| Answer» D. 1 in 25, is 25% | |
| 121. |
The minimum cross fall of shoulders is kept |
| A. | 0.005 |
| B. | 0.01 |
| C. | 0.015 |
| D. | 0.025 |
| Answer» E. | |
| 122. |
The most commonly adopted method to provide super-elevation on roads, is by pivoting the road surface about |
| A. | outer edge so that the inner edge is lowered |
| B. | crown so that outer edge is raised and inner edge is lowered |
| C. | inner edge so that outer edge is raised |
| D. | none of these. |
| Answer» D. none of these. | |
| 123. |
The minimum road width is taken |
| A. | 9 m |
| B. | 12 m |
| C. | 16 m |
| D. | 20 m |
| Answer» B. 12 m | |
| 124. |
Over taking time required for a vehicle with design speed 50 km ph and overtaking acceleration 1.25 m/sec2 to overtake a vehicle moving at a speed 30 km ph, is |
| A. | 5.0 secs |
| B. | 6.12 secs |
| C. | 225.48 secs |
| D. | 30 secs |
| Answer» C. 225.48 secs | |
| 125. |
During last phase of the reconnaissance, details of the grade line is recorded on 2 metre poles to indicate |
| A. | direction of the proposed alignment |
| B. | distance between the previous and forward pegs |
| C. | relative elevations of pegs |
| D. | all the above. |
| Answer» E. | |
| 126. |
Along a hill road, a side drain is provided on |
| A. | outer side of a spur curve |
| B. | outer side of a re-entrant curve |
| C. | outer side of both (a) and (b) |
| D. | inner side of both (a) and (b) |
| Answer» E. | |
| 127. |
Pick up the incorrect statement from the following. On highways circular curves may be |
| A. | simple curves |
| B. | compound curves |
| C. | reverse curves |
| D. | vertical curves |
| Answer» E. | |
| 128. |
Non-passing sight distance along a road is the longest distance at which the driver of a moving vehicle, may see an obstacle on the pavement |
| A. | 10 cm high |
| B. | 25 cm high |
| C. | 50 cm high |
| D. | 100 cm high |
| Answer» B. 25 cm high | |
| 129. |
To prevent movement of moisture from subgrade to road pavement at the same level as that of water-table, thickness of a cut off layer of coarse sand, is |
| A. | 15 cm |
| B. | 20 cm |
| C. | 30 cm |
| D. | 45 cm |
| Answer» B. 20 cm | |
| 130. |
The statement, regarding the size of stones used at the wearing surface. "The size of a stone used on a road must be in due proportion to the space occupied by a wheel of ordinary dimensions on a smooth level surface. The point of contact will be found to be longitudinal about 2.5 cm and every piece of stone put into the road which exceeds 2.5 cm in any of its dimension is mischievious" was made by |
| A. | Telford |
| B. | Macadam |
| C. | Tresguet |
| D. | Sully. |
| Answer» C. Tresguet | |
| 131. |
If the radius of curvature of a hill road is 50 m, the percentage grade compensation should be |
| A. | 60/R |
| B. | 70/R |
| C. | 75/R |
| D. | 80/R |
| Answer» D. 80/R | |
| 132. |
The G.T. road from Lahore to Calcutta in undivided India, was constructed during |
| A. | 3495-3500 BC |
| B. | 265-270 BC |
| C. | 1540-1545 AD |
| D. | 1440-1450 |
| Answer» D. 1440-1450 | |
| 133. |
For clear distinct vision, images of obstructions should fall on the retina with a cone of |
| A. | 2° |
| B. | 3° |
| C. | 4° |
| D. | 5° |
| Answer» E. | |
| 134. |
Pavement is said to be flexible if it contains |
| A. | water bound macadam surface |
| B. | stabilised soil base constructed of lime cement or tar |
| C. | bitumen-bound stone layer of varying aggregates |
| D. | lean concrete base |
| Answer» E. | |
| 135. |
If the radius of a main curve is 300 m and length of the transition curve is 100 m, the angle with tangent to locate the junction point, is |
| A. | 1° 11' |
| B. | 2° 11' |
| C. | 3° 11' |
| D. | 4° 11' |
| Answer» D. 4¬∞ 11' | |
| 136. |
The normal road land width for a major district road in open area, is |
| A. | 45 m |
| B. | 25 m |
| C. | 15 m |
| D. | 12 m |
| Answer» C. 15 m | |
| 137. |
The length of a transition curve, is governed by |
| A. | rate of change of radial acceleration |
| B. | rate of change of super-elevation |
| C. | both (a) and (b) |
| D. | neither (a) nor (b) |
| Answer» D. neither (a) nor (b) | |
| 138. |
Maximum number of passenger cars that can pass a given point on a road during one hour under the most ideal road way and traffic conditions, is known as |
| A. | traffic density |
| B. | basic capacity of traffic lane |
| C. | possible capacity of traffic lane |
| D. | all the above. |
| Answer» C. possible capacity of traffic lane | |
| 139. |
The basic formula for determination of pavement thickness was first suggested by |
| A. | Spanglar |
| B. | Picket |
| C. | Kelly |
| D. | Goldbeck |
| Answer» E. | |
| 140. |
The weight of vehicles affects |
| A. | pavement thickness |
| B. | ruling gradient |
| C. | limiting gradient |
| D. | design of bridges |
| Answer» E. | |
| 141. |
On the recommendations of Indian Road Congress, the ruling gradient in plains, is |
| A. | 1 in 15 |
| B. | 1 in 20 |
| C. | 1 in 30 |
| D. | 1 in 45 |
| Answer» D. 1 in 45 | |
| 142. |
Pick up the incorrect statement from the following. The super-elevation on roads is |
| A. | directly proportional to width of pavement |
| B. | directly proportional to velocity of vehicles |
| C. | inversely proportional to acceleration due to gravity |
| D. | inversely proportional to the radius of curvature. |
| Answer» C. inversely proportional to acceleration due to gravity | |
| 143. |
According to Indian Road Congress, the width of carriageway, is |
| A. | 3.75 m for single lane |
| B. | 7.0 m for two lanes without raised kerbs |
| C. | 7.5 m for two lanes with raised kerbs |
| D. | 10.5 m for three lanes pavements |
| Answer» E. | |
| 144. |
Degree of a road curve is defined as the angle in degrees subtended at the centre by an arc of |
| A. | 10 metres |
| B. | 20 metres |
| C. | 25 metres |
| D. | 30 metres |
| Answer» C. 25 metres | |
| 145. |
Deviation of the alignment of a trace cut may be permitted in areas involving |
| A. | land slides |
| B. | sand dunes |
| C. | dens |
| D. | none of these. |
| Answer» B. sand dunes | |
| 146. |
Minimum thickness of the base of a flexible pavement, is |
| A. | 10 cm |
| B. | 15 cm |
| C. | 20 cm |
| D. | 25 cm |
| Answer» B. 15 cm | |
| 147. |
A single lane carriage way whenever changes to two-lane carriage way, is affected through a taper of |
| A. | 1 in 10 |
| B. | 1 in 15 |
| C. | 1 in 20 |
| D. | 1 in 15 to 1 in 20 |
| Answer» E. | |
| 148. |
If R is the radius of a main curve and L is the length of the transition curve, the shift of the curve, is |
| A. | L/24 R |
| B. | L2/24 R |
| C. | L3/24 R |
| D. | L4/24 R |
| Answer» C. L3/24 R | |
| 149. |
Volume of traffic which would immediately use a new road or an improved one when opened to traffic, is known |
| A. | development traffic |
| B. | current traffic |
| C. | general traffic |
| D. | normal traffic growth. |
| Answer» E. | |
| 150. |
The usual width of parapet walls along Highways in hilly region, is |
| A. | 50 cm |
| B. | 60 cm |
| C. | 70 cm |
| D. | 80 cm |
| Answer» C. 70 cm | |