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MCQOPTIONS
This section includes 1888 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1101. |
A model of a weir made to a horizontal scale of 1/40 and vertical scale of 1/9 discharges 1 litre/sec. Then the discharge in the prototype is estimated as |
| A. | 1 lps |
| B. | 108 lps |
| C. | 1080 lps |
| D. | 10800 lps |
| Answer» D. 10800 lps | |
| 1102. |
If the azimuths of the two tangents to a circular curve of radius 100 m are due north and due east, then the area bounded by the two tangents and the circular curve will be |
| A. | 7857 sq. m |
| B. | 5000 sq. m |
| C. | 3143 sq. m |
| D. | 2143 sq. m |
| Answer» E. | |
| 1103. |
A turn-table on railways is used for |
| A. | preventing the lateral movement of wheels |
| B. | reversing the direction of the engine |
| C. | reducing the damage to the rails |
| D. | reducing the accidents |
| Answer» C. reducing the damage to the rails | |
| 1104. |
The load carrying capacity of an individual friction pile is 200 kN. What is the total load carrying capacity of a group of 9 such piles with group efficiency factor of 0.8 ? |
| A. | 1800 kN |
| B. | 1640 kN |
| C. | 1440 kN |
| D. | 900 kN |
| Answer» D. 900 kN | |
| 1105. |
A hollow circular column at internal diameter 'd' and external diameter '1.5 d' is subjected to compressive load. The maximum distance of the point of application of load from the centre for no tension is |
| A. | d/8 |
| B. | 13d/48 |
| C. | d/4 |
| D. | 13d/96 |
| Answer» C. d/4 | |
| 1106. |
Which one of the following methods is usually adopted for site welding of rails ? |
| A. | Gas pressure welding |
| B. | electric are welding |
| C. | Thermit welding |
| D. | Flash butt welding |
| Answer» C. Thermit welding | |
| 1107. |
Consider the following statements relating to the stability of floating as well as submerged bodies :1. A submerged body is stable when the centre of gravity is below the centre of buoyancy.2. A floating body is stable when the centre of gravity is above the centre of buoyancy.3. A floating body is stable when the centre of gravity is below the metacentre.4. A submerged body is in stable equilibrium when the centre of gravity coincides with the centre of buoyancy.Of these statements : |
| A. | 1, 2 and 3 are correct |
| B. | 2, 3 and 4 are correct |
| C. | 1, 2 and 4 are correct |
| D. | 1, 3 and 4 are correct |
| Answer» E. | |
| 1108. |
Which one of the following in NOT as excavating the moving type of equipment ? |
| A. | Bulldozer |
| B. | Clam shell |
| C. | Scraper |
| D. | Dump truck |
| Answer» E. | |
| 1109. |
The hoop stress in a dome subjected to uniformly distributed load |
| A. | is always compressive |
| B. | is tensile at sections whose radius vectors are at angles less than 51°51' with the vertical |
| C. | is tensile at sections whose radius vectors are at angles greater than 51°51' with the vertical |
| D. | is always tensile |
| Answer» C. is tensile at sections whose radius vectors are at angles greater than 51¬∞51' with the vertical | |
| 1110. |
The standard Proctor compaction curve of a clay is depicted in the above figure. Points A, B and C correspond to three compaction states of the soil, which fall on this curve. For which point(s) is the coefficient of permeability minimum ? |
| A. | A and C |
| B. | A |
| C. | B |
| D. | C |
| Answer» D. C | |
| 1111. |
In a closed theodolite traverse, the sum of the latitudes is + 5.080 m and the sum of the departures is -51.406 m. The sum of the traverse legs is 20.525 km. The accuracy of traverse is nearly equal to |
| A. | 0.25 |
| B. | 0.319444444 |
| C. | 0.388888889 |
| D. | 0.736111111 |
| Answer» C. 0.388888889 | |
| 1112. |
Which of the following air pollutants is/are responsible for photochemical smog ?1. Oxides of nitrogen2. Ozone3. Unburnt hydrocarbons4. Carbon monoxideSelect the correct answer from the codes given below : |
| A. | 1 alone |
| B. | 2, 3 and 4 |
| C. | 1, 3 and 4 |
| D. | 1 and 3 |
| Answer» E. | |
| 1113. |
Ringelmann's scale is used to |
| A. | measure CO |
| B. | measure SO2 |
| C. | grade density of smoke |
| D. | grade automobile exhaust gas |
| Answer» D. grade automobile exhaust gas | |
| 1114. |
Four vertical columns of the same material, height and weight have the same end condition. The buckling load will be the largest for a column having the cross-section of a/an |
| A. | solid square |
| B. | thin hollow circle |
| C. | solid circle |
| D. | I |
| Answer» B. thin hollow circle | |
| 1115. |
Dechlorination of water is achieved by adding |
| A. | sodium thiosulphate |
| B. | sodium sulphate |
| C. | sodium hexametaphosphate |
| D. | sodium bisulphate |
| Answer» B. sodium sulphate | |
| 1116. |
When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would : |
| A. | change from compression to tension |
| B. | change from tension to compression |
| C. | always be compression |
| D. | always be tension |
| Answer» B. change from tension to compression | |
| 1117. |
The lost time due to starting delay on a traffic signal is noted to be 3s, the actual green time is 25s and yellow time is 3s. How much is the effective green time ? |
| A. | 31s |
| B. | 28s |
| C. | 25s |
| D. | 22s |
| Answer» D. 22s | |
| 1118. |
A horizontal beam is hinged at 'R' and supported on rollers at the end 'S'. It carries inclined loads. To determine the support reactions, the funicular polygon |
| A. | must start onjy from the support 'S' |
| B. | must start only from the support 'R' |
| C. | could start only from anywhere on the vertical line through 'S' |
| D. | could start from anywhere between 'R' and 'S' |
| Answer» C. could start only from anywhere on the vertical line through 'S' | |
| 1119. |
Consider the following statements :In subsoil exploration programme the term "significant depth of exploration" is upto1. the width of foundation2. twice the width of foundation3. the depth where the additional stress intensity is less than 20% of overburden pressure4. the depth where the additional stress intensity is less than 10% of the overburden pressure5. hard rock level.Of these statements : |
| A. | 1, 3 are 5 are correct |
| B. | 2, 3 and 5 are correct |
| C. | 1 and 4 are correct |
| D. | 2 and 4 are correct |
| Answer» C. 1 and 4 are correct | |
| 1120. |
A short column of external diameter D1 and internal diameter D2 carries an external load W. For no-tension condition, the eccentricity will be : |
| A. | (D12 - D22)/8D2 |
| B. | (D21 - D22)/8D2 |
| C. | (D12 - D22)/8D1 |
| D. | (D1 - D2)2 /8D1 |
| Answer» D. (D1 - D2)2 /8D1 | |
| 1121. |
The vertices of an astronomical triangle would include |
| A. | zenith, pole and heavenly body |
| B. | azimuth, zenith and pole |
| C. | azimuth, pole and heavenly body |
| D. | azimuth, zenith and heavenly body |
| Answer» B. azimuth, zenith and pole | |
| 1122. |
Consider the following statements :1. In a fluid under motion, the pressure at a point is always perpendicular to the surface.2. Pascal's law states that the pressure at a point is same in all directions.3. Magnitude of pressure of a fluid at a point is obtained from hydrostatic law.4. Pascal's law is applicable in the operation of a hydraulic press.Which of these statements are correct ? |
| A. | 1, 2 and 3 |
| B. | 1, 3 and 4 |
| C. | 1, 2 and 4 |
| D. | 2, 3 and 4 |
| Answer» E. | |
| 1123. |
Which one of the following characteristics of ballast makes it unsuitable for use ? |
| A. | High resilience |
| B. | High stability |
| C. | High water absorption |
| D. | High modulus |
| Answer» D. High modulus | |
| 1124. |
Ratio of the width of the car parking area required at kerb for 30° parking relative to 60° parking is approximately |
| A. | 0.5 |
| B. | 0.7 |
| C. | 0.8 |
| D. | 2 |
| Answer» E. | |
| 1125. |
Consider the following statements :The critical path in a network plan of a project1. helps in planning efficient time schedule2. indicates the shortest path in time3. helps in crashing the project judiciously4. helps in encouraging discipline in execution.Of these statements : |
| A. | 1, 3 and 4 are correct |
| B. | 1, 2, 3 and 4 are correct |
| C. | 1 and 4 are correct |
| D. | 2 and 3 are correct |
| Answer» B. 1, 2, 3 and 4 are correct | |
| 1126. |
The pressure gradient in the direction of flow is equal to the : |
| A. | Shear gradient parallel to the direction of flow |
| B. | Shear gradient normal to the direction of flow |
| C. | Velocity gradient parallel to the direction of flow |
| D. | Velocity gradient normal to the direction of flow |
| Answer» C. Velocity gradient parallel to the direction of flow | |
| 1127. |
The radius of curvature of an ideal transition curve should be |
| A. | inversely proportional to its length from the beginning |
| B. | directly proportional to its length from the beginning |
| C. | proportional to the speed of the vehicle |
| D. | proportional to the superelevation |
| Answer» E. | |
| 1128. |
On which of the following do the numerical values of Terzaghi's bearing capacity factors depend ? |
| A. | Angle of internal friction of soil and depth of foundation |
| B. | Angle of internal friction of soil only |
| C. | Coefficient of curvature of soil and bulk density of soil |
| D. | Uniformity coefficient of soil and dry density of soil |
| Answer» C. Coefficient of curvature of soil and bulk density of soil | |
| 1129. |
Which of the following equations are used for the derivation of the differential equation for water surface profile in open channel flow :1. Continuity equation2. Energy equation3. Momentum equationSelect the correct answer using the codes given below : |
| A. | 1, 2 and 3 |
| B. | 1 and 3 |
| C. | 2 and 3 |
| D. | 1 and 2 |
| Answer» B. 1 and 3 | |
| 1130. |
How are concrete mixers specified ? |
| A. | By the number of cement bags used in a batch |
| B. | By the nominal volume of concrete that can be mixed in a batch |
| C. | By the volume of water used |
| D. | By the volume of aggregate used |
| Answer» C. By the volume of water used | |
| 1131. |
A given material has Young's modulus E, modulus of rigidity G and Poisson's ratio of Young's modulus to modulus of rigidity of this material is, |
| A. | 3.75 |
| B. | 3 |
| C. | 2.5 |
| D. | 1.5 |
| Answer» D. 1.5 | |
| 1132. |
Consider the following statements :A : The load factor for live load is greater than that for dead load. R : The live loads are more uncertain than dead loads. Of these statements : |
| A. | Both A and R are true and R is the correct explanation of A |
| B. | Both A and R true but R is not a correct explanation of A |
| C. | A is true but R is false |
| D. | A is false but R is true |
| Answer» C. A is true but R is false | |
| 1133. |
Which of the following are the requirements for the design of a transition curve for a highway system ?1. Rate of change of grade2. Rate of change of radial acceleration3. Rate of change of super elevation4. Rate of change of curvatureSelect the correct answer using the code given below : |
| A. | 1, 2 and 3 |
| B. | 2, 1 and 4 |
| C. | 1, 3 and 4 |
| D. | 2, 3 and 4 |
| Answer» E. | |
| 1134. |
Consider the following statements :1. Tests on cement paste to determine initial and final setting times are done at normal consistency condition.2. Low heat cement has a high percentage to tricalcium aluminate.3. High early strength portland cement contains a larger percentage of tricalcium silicate and a lower percentage of dicalcium silicate.Which of these statements are correct ? |
| A. | 1 and 2 |
| B. | 1 and 3 |
| C. | 2 and 3 |
| D. | 1, 2 and 3 |
| Answer» C. 2 and 3 | |
| 1135. |
Consider the following statements :The disease of dry not in timber is caused by :1. complete submergence in water.2. alternate wet and dry condition.3. lack of ventilation.Which of the statements given above is/are correct ? |
| A. | 1 only |
| B. | 3 only |
| C. | 2 only |
| D. | 2 and 3 |
| Answer» C. 2 only | |
| 1136. |
Consider the following statements pertaining to intermediate stiffeners :1. Stiffeners are provided to exclusively bear concentrated loads.2. Stiffeners should bear tightly against top and bottom flanges.3. Maximum spacing of stiffeners is restricted 180 t, where t is the thickness of web.Which of the statements given above is are/correct ? |
| A. | 1, 2 and 3 |
| B. | 1 and 2 only |
| C. | 3 only |
| D. | 2 only |
| Answer» D. 2 only | |
| 1137. |
What is the maximum permissible longitudinal pitch in staggered riveted compression joints ? |
| A. | 500 mm |
| B. | 400 mm |
| C. | 300 mm |
| D. | 100 mm |
| Answer» D. 100 mm | |
| 1138. |
Which one of the following statements about photogrammetric surveying is correct ? The relief displacement |
| A. | decreases with increase in flying height |
| B. | in negative for a point above datum |
| C. | decreases as the distance of the object from the principal point increases |
| D. | of the point is not affected by the tilt of the photograph. |
| Answer» B. in negative for a point above datum | |
| 1139. |
The bearing capacity factors Nc, Nq and Nr are functions of: |
| A. | width and depth of footing |
| B. | density of soil |
| C. | cohesion of soil |
| D. | angle of internal friction of soil |
| Answer» E. | |
| 1140. |
The phenomenon of reflection cracking is observed in which of the following ? |
| A. | Bituminous overlays provided over cracked cement concrete pavements |
| B. | Cement concrete overlays provided over cracked bituminous pavements. |
| C. | Bituminous overlays constructed in cold weather |
| D. | Cement concrete overlays provided over cement concrete pavements. |
| Answer» B. Cement concrete overlays provided over cracked bituminous pavements. | |
| 1141. |
What is 5 days 20°C BOD equal to ? |
| A. | 3 days 27°C BOD |
| B. | 4 days 30°C BOD |
| C. | 6 days 32°C BOD |
| D. | 7 days 35°C BOD |
| Answer» C. 6 days 32¬∞C BOD | |
| 1142. |
Consider the following assumptions :1. The shearing stress in all the rivets is uniform2. The bearing stress is not uniform3. Bending of rivets can be neglectedThe assumptions made while designing a riveted joint would include |
| A. | 1, 2 and 3 |
| B. | 1 and 2 |
| C. | 2 and 3 |
| D. | 1 and 3 |
| Answer» E. | |
| 1143. |
A spillway of an irrigation project is to be studied by means of a model constructed to a scale of 1 : 9. The prototype discharge is 1000 m3/s. Neglecting the viscous and surface tension effects, the required flow rate for the model is |
| A. | 12.35 m3/s |
| B. | 111.11 m3/s |
| C. | 4.11 m3/s |
| D. | 1.37 m3/s |
| Answer» D. 1.37 m3/s | |
| 1144. |
Which one of the following statements is correct ? The number of unknowns to be determined in the stiffness method is equal to : |
| A. | the static indeterminacy |
| B. | the kinematic indeterminacy |
| C. | the sum of kinematic indeterminacy and static indeterminacy |
| D. | two times the number of supports |
| Answer» D. two times the number of supports | |
| 1145. |
While concreting in cold weather where frosting is also likely, one uses |
| A. | high quality portland cement with minimum volumes of added water |
| B. | high alumina cement with calcium chloride additives |
| C. | portland cement together with calcium chloride additives |
| D. | a mixture of high alumina cement and portland cement. |
| Answer» D. a mixture of high alumina cement and portland cement. | |
| 1146. |
As a natural material, timber is which one of the following ? |
| A. | Isotropic |
| B. | Anisotropic |
| C. | Homogeneous |
| D. | Heterogeneous |
| Answer» C. Homogeneous | |
| 1147. |
A cylindrical bar of 20 mm diameter and 1 m length is subjected to a tensile test. Its longitudinal strain is 4 times that of its lateral strain. If the modulus of elasticity is 2 x 105 N/mm2, then its modulus of rigidity will be |
| A. | 8 x 106 N/mm2 |
| B. | 8 x 105 N/mm2 |
| C. | 0.8 x lO4 N/mm2 |
| D. | 0.8 x 105 N/mm2 |
| Answer» E. | |
| 1148. |
Which one of the following is a compression member ? |
| A. | Purlin |
| B. | Boom |
| C. | Girt |
| D. | Tie |
| Answer» C. Girt | |
| 1149. |
What are the gases produced by landfills primarily comprised of? |
| A. | Carbon monoxide and hydrogen sulphide. |
| B. | Methane and carbondioxide |
| C. | Sulphur dioxide and nitrogendioxide |
| D. | Ethane and oxygen. |
| Answer» C. Sulphur dioxide and nitrogendioxide | |
| 1150. |
The correct sequence of the increasing order of the disturbance to soil samples obtained from chunk, piston, split spoon and remolded sampler is |
| A. | piston sampler, chunk sampler, split spoon sampler, remolded sampler |
| B. | chunk sampler, piston sampler, split spoon sampler, remolded sampler |
| C. | piston sampler, chunk sampler, remolded sampler, split spoon sampler |
| D. | chunk sampler, piston sampler, remolded sampler, split spoon sampler |
| Answer» B. chunk sampler, piston sampler, split spoon sampler, remolded sampler | |