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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.
| 1051. |
What is the actual ground area covered by a 20 cm x 20 cm size vertical aerial photograph, at an average scale of 1 cm = 200 m having 60% forward overlap and 30% side overlap ? |
| A. | 1.92 km2 |
| B. | 4.48 km2 |
| C. | 6.72 km2 |
| D. | 2.88 km2 |
| Answer» C. 6.72 km2 | |
| 1052. |
From a circular plate of diameter D, whose centre is C, another circular plate of diameter AC is cut, removed and kept over CB (in the given figure). The thickness of the plate is uniform. The shift of the centroid due to this operation will be |
| A. | D/4 to the left of C |
| B. | D/8 to the right of C |
| C. | D/4 to the right of C |
| D. | 3D/8 to the right of C |
| Answer» C. D/4 to the right of C | |
| 1053. |
In a plane table survey, the plane table station position was to be fixed with respect to three reference points. It was found that one of the reference points was not visible due to some obstruction. It was, therefore decided to make use of the other two points only. Which one of the following statements is true regarding the determination of station position ? |
| A. | The work can be done faster. |
| B. | Two settings of the plane table will be needed but the work will be accurate. |
| C. | Only one setting of the table is needed, however the work will be less accurate. |
| D. | The work will be less accurate and time consuming. |
| Answer» C. Only one setting of the table is needed, however the work will be less accurate. | |
| 1054. |
Consider the following statements :Excess of sulphur in steel results in1. red shortness2. segregation 3. coldshortness.Of these statements : |
| A. | 1 alone is correct |
| B. | 2 alone is correct |
| C. | 2 and 3 are correct |
| D. | 1 and 2 are correct |
| Answer» B. 2 alone is correct | |
| 1055. |
A lighthouse is visible just above the horizon at a certain station at the sea level. The distance between the station and the lighthouse is 40 km. The height of the lighthouse is approximately |
| A. | 187 m |
| B. | 137.7 m |
| C. | 107.7 m |
| D. | 87.3 m |
| Answer» D. 87.3 m | |
| 1056. |
Which of the following pairs regarding the defects in timber are correctly matched ?1. Upsets....due to overmaturity and unventilated star age of wood.2. Fwciness....due to crushing of fibres running transversel.3. Star shakes....radial splits widest at the circumference and diminishing towards the centre.4. Heart shakes....cracks widest at the centre and diminishing towards the outer circumference.Select the correct answer using the codes given below. |
| A. | 1 and 2 |
| B. | 3 and 4 |
| C. | 1 and 4 |
| D. | 2 and 4 |
| Answer» D. 2 and 4 | |
| 1057. |
At what distance from left support of the beam, is the shear force zero ? |
| A. | 1 m |
| B. | 1.25 m |
| C. | 1.5 m |
| D. | 2.5 m |
| Answer» D. 2.5 m | |
| 1058. |
A and B are Skempton's pore pressure coefficients. Forsaturated normally consolidated soils, |
| A. | A > 1 and B > 1 |
| B. | A > 1 and B < 1 |
| C. | A < 1 and B > 1 |
| D. | A < 1 and B = 1 |
| Answer» E. | |
| 1059. |
Timber can be made reasonably fire-resistant by |
| A. | soaking it in Ammonium Sulphate |
| B. | coating with Tar paint |
| C. | pumping creosote oil into timber under high pressure |
| D. | seasoning process |
| Answer» E. | |
| 1060. |
The displacement method is also referred to as which one of the following ? |
| A. | Minimum strain energy method |
| B. | Maxwell-Mohor method |
| C. | Consistent deformation method |
| D. | Slope-deflection method |
| Answer» E. | |
| 1061. |
A symmetrical circular arch of span 25 m with a central rise of 5 is hinged at crown and springings. It carries a point load on the arch in the span between the left hinge and central hinge. If the inclination of the thrust at the right hinge is θ measured from horizontal, then what is the value of tan θ ? |
| A. | 2.5 |
| B. | 1 |
| C. | 0.4 |
| D. | Not possible to calculate with given data |
| Answer» D. Not possible to calculate with given data | |
| 1062. |
Stresses obtained from Boussinesq's theory are considered reasonably satisfactory in foundation engineering because: |
| A. | they represent stress distribution in homogeneous soil below loaded area |
| B. | they account for anisotropy of soil properly |
| C. | they give due regard to plastic behaviour of soils, particularly of settlement analysis |
| D. | they consider elastic soil medium, and the intensity of allowable stresses below foundations in most cases are quit small and justify elastic solutions |
| Answer» E. | |
| 1063. |
If all the dimensions of a prismatic bar of square cross-section suspended freely from the ceiling of a roof are doubled then the total elongation produced by its own weight will increase |
| A. | eight times |
| B. | four times |
| C. | three times |
| D. | two times |
| Answer» C. three times | |
| 1064. |
Consider the following statements regarding the longitude of a place.It is determined by :1. wireless time signals2. transportation of chronometers3. electric telegraph.Of these statements : |
| A. | 1, 2 and 3 are correct |
| B. | 1 and 2 are correct |
| C. | 1 and 3 are correct |
| D. | 2 and 3 are correct |
| Answer» C. 1 and 3 are correct | |
| 1065. |
Which one of following is not correct for container ports ? |
| A. | The berth capacity is great |
| B. | Overall transit time is less |
| C. | There is minimal damage to cargo |
| D. | Minimal land is required for the marshalling area |
| Answer» C. There is minimal damage to cargo | |
| 1066. |
Which one of the following flood routing methods involves the concepts of wedge and prism storages ? |
| A. | Coefficient method |
| B. | Muskingum method |
| C. | Pul's method |
| D. | Lag method |
| Answer» C. Pul's method | |
| 1067. |
A motor shaft rotating with a speed of 90 rpm decelerates uniformly when the motor is switched off and stops in 40 sec. The number of revolutions made by the shaft in this time would be |
| A. | 10 |
| B. | 20 |
| C. | 30 |
| D. | 40 |
| Answer» D. 40 | |
| 1068. |
Which steel member section among the following combinations can carry maximum load ? |
| A. | A pair of angles welded on opposite sides of a gusset plate, but not tack welded |
| B. | A pair of angles welded on opposite sides of a gusset plate, and tack welded along its length. |
| C. | A pair of angles back to back on same side of a gusset plate, and tack welded. |
| D. | A pair of angles on same side of a gusset plate, but not tack welded |
| Answer» C. A pair of angles back to back on same side of a gusset plate, and tack welded. | |
| 1069. |
The dry density of a soil is 1.5 g/cc. If the saturation water content were 50%, then its saturated density and submerged density would, respectively, be |
| A. | 1.5 g/cc and 1.0 g/cc |
| B. | 2.0 g/cc and 1.0 g/cc |
| C. | 2.25 g/cc and 1.25 g/cc |
| D. | 2.0 g/cc and 1.50 g/cc |
| Answer» D. 2.0 g/cc and 1.50 g/cc | |
| 1070. |
The expansion and shrinkage of plywoods are comparatively very low as |
| A. | they are held in position by adhesives |
| B. | they are glued under pressure |
| C. | plies are placed at right angles to each other |
| D. | they are prepared from veneers |
| Answer» D. they are prepared from veneers | |
| 1071. |
Which one of the following instruments can be used as a clinometer ? |
| A. | Prism square |
| B. | Line ranger |
| C. | Abney level |
| D. | Optical square |
| Answer» D. Optical square | |
| 1072. |
A prismatic beam is shown in the figure. Consider the following statements :1. The structure is unstable. 2. The bending moment is zero at supports and internal hinge.3. It is mechanism.4. It is statically indeterminate.Which of the statements given above is/are correct ? |
| A. | 1, 2, 3 and 4 |
| B. | 1, 2 and 3 |
| C. | 1 and 2 |
| D. | 3 and 4 |
| Answer» C. 1 and 2 | |
| 1073. |
The cable for a prestressed concrete simply supported beam subjected to uniformly distributed load over the entire span should ideally be : |
| A. | placed at the centre of cross-section over the entire span |
| B. | placed at some eccentricity over the entire span |
| C. | varying linearly from the centre of cross-section at the ends to maximum eccentricity at the middle section |
| D. | parabolic with zero eccentricity at the ends and maximum eccentricity at the center of the span |
| Answer» E. | |
| 1074. |
For strengthening a 50 m long and 5 m high straight compound wall built in brick work, which one of the following would be most suitable ? |
| A. | Providing buttresses at certain intervals |
| B. | Providing a deeper foundation |
| C. | Using a richer mortar |
| D. | Using stronger bricks |
| Answer» B. Providing a deeper foundation | |
| 1075. |
The two-peg test in the adjustment of a dumpy level employs the principle that |
| A. | equal lengths at back sight and fore sight do not affect the difference in level. |
| B. | reciprocal levelling eliminates errors of non-parallel instrument and collimation axes. |
| C. | two readings from the same station will minimize errors in bubble tube axis. |
| D. | correction is made for verticle axis at one peg and for horizontal axis at the other peg. |
| Answer» B. reciprocal levelling eliminates errors of non-parallel instrument and collimation axes. | |
| 1076. |
A vehicle is moving up an incline when the driver applies its brakes and the vehicle retards at 0.5 m/s2. Then according to D'Alembert's principle |
| A. | inertia force will be directed in the direction of motion |
| B. | inertia force will be directed opposite to the direction of motion |
| C. | magnitude of the inertia force will depend on the angle of inclination |
| D. | magnitude of the inertia force will depend on coefficient of friction between the wheels and the road surface |
| Answer» B. inertia force will be directed opposite to the direction of motion | |
| 1077. |
Consider the following statements :In the beam shown in the given figure, for all positions of load W (except x = 0)1. bending moment is maximum at B 2. bending moment is maximum under load 3. deflection is zero at A4. deflection is zero at B Of these statements : |
| A. | 1 and 3 are correct |
| B. | 2 and 4 are correct |
| C. | 1 and 4 are correct |
| D. | 1, 3 and 4 are correct |
| Answer» E. | |
| 1078. |
Consider the following assumptions in the analysis of a plane truss 1. The individual members are straight.2. The individual members are connected by frictionless hinges.3. The loads and reactions act only at the joints.Of these assumptions : |
| A. | 1 and 2 are valid |
| B. | 1 and 3 are valid |
| C. | 2 and 3 are valid |
| D. | 1, 2 and 3 are valid |
| Answer» C. 2 and 3 are valid | |
| 1079. |
Which one of these methods of Tunnel Construction is not suitable in rocks ? |
| A. | Full face method |
| B. | Compressed air method |
| C. | Heading and benching method |
| D. | Drift method |
| Answer» E. | |
| 1080. |
In the figure shows, the effective pressure at C is given by (symbols have the usual meanings) |
| A. | (h + z) yw |
| B. | zyw |
| C. | zySub |
| D. | hyw + zysat |
| Answer» C. zySub | |
| 1081. |
The area between the two isohytes 45 cm and 55 cm is 100 km2, and that between 55 cm and 65 cm is 150 km2. What is the average depth of annual precipitation over the basin of 250 km2 ? |
| A. | 50 cm |
| B. | 52 cm |
| C. | 56 cm |
| D. | 60 cm |
| Answer» D. 60 cm | |
| 1082. |
The normal duration and normal cost of an activity are 10 days and Rs 350/- respectively. The cost slope is Rs 75/- per day. If the crash duration is 8 days, then what is the crash cost of the activity ? |
| A. | Rs 400/- |
| B. | Rs 500/- |
| C. | Rs 600/- |
| D. | None of these |
| Answer» C. Rs 600/- | |
| 1083. |
The double-line field book is most commonly used for recording |
| A. | precise work |
| B. | ordinary chain survey work |
| C. | large-scale plotting work |
| D. | small-scale plotting work |
| Answer» C. large-scale plotting work | |
| 1084. |
A torsion member is fabricated from two concentric thin tubes. At the ends, the tubes are welded to rigid discs so that both the tubes are twisted as a unit. The radius of the outer tube is 2r and that of the inner tube is r. If the shear stresses developed in the outer tube is τ, then the shear stress in the inner tube will be. |
| A. | τ |
| B. | 0.25 τ |
| C. | 0.75 τ |
| D. | 0.5 τ |
| Answer» E. | |
| 1085. |
The channel section can be designed on the basis of Lacey's Theory. The steps are mentioned below :1. Finding out the perimeter2. Finding out the velocity3. Calculation of the silt factor4. Finding out the areaWhat is the correct sequence of the steps ? |
| A. | 4 - 2 - 3 - 1 |
| B. | 3 - 1 - 4 - 2 |
| C. | 4 - 1 - 3 - 2 |
| D. | 3 - 2 - 4 - 1 |
| Answer» E. | |
| 1086. |
Stratification of water with depth in reservoir (with free surface) is based on temperature. The dark stagnant cooler water layer is known as |
| A. | Epilimnion |
| B. | Hypolimnion |
| C. | Metalimnion |
| D. | Boundary |
| Answer» C. Metalimnion | |
| 1087. |
'Air binding' may occur in |
| A. | Sewers |
| B. | Artesian well |
| C. | Aerator |
| D. | Filter |
| Answer» E. | |
| 1088. |
Which one of the following statements is not correct ?A control section in an open channel is the site |
| A. | where the flow quantity can be controlled |
| B. | at which flow is known to be critical |
| C. | where the discharge can be measured |
| D. | where the specific energy is determined |
| Answer» C. where the discharge can be measured | |
| 1089. |
The ratio of the flexural strengths to two beams of square c. oss-section, the first beam being placed with its top and bottom sides horizontally and the second beam being placed with one diagonal horizontally, is |
| A. | 3 |
| B. | 43525 |
| C. | 43497 |
| D. | 2 |
| Answer» E. | |
| 1090. |
Service connection consists of |
| A. | ferrule, stopcock and gooseneck |
| B. | ferrule, check valve and gooseneck |
| C. | stopcock, meter and sluice valve |
| D. | sluice valve, check valve and meter |
| Answer» B. ferrule, check valve and gooseneck | |
| 1091. |
In which type of lakes, does a perfect ecological equilibrium among the producers, decomposers and consumer groups of organisms exist ? |
| A. | Senescent lakes |
| B. | Mesotrophic lakes |
| C. | Oligotrophic lakes |
| D. | Eutrophic lakes |
| Answer» D. Eutrophic lakes | |
| 1092. |
Consider the following statements relating to triaxial tests :1. Change in length of the specimen in a triaxial shear test is required to be accounted for in the calculation of stresses at failure.2. In 'Drained Triaxial Shear Test', drainage is permitted under a specified all-round pressure until consolidation is complete. The principal stress difference is then applied with no drainage being permitted.3. Unconfined compression test is a special case of triaxial shear test.Of these statements : |
| A. | 1 and 2 are correct |
| B. | 1 and 3 are correct |
| C. | 2 and 3 are correct |
| D. | 1, 2 and 3 are correct |
| Answer» E. | |
| 1093. |
A compression member has a centre to centre length of 4.0 m. It is fixed at one end and hinged at the other end. The effective length of the column is |
| A. | 4.0 m |
| B. | 3.2 m |
| C. | 2.8 m |
| D. | 2.6 m |
| Answer» D. 2.6 m | |
| 1094. |
Consider the following statements :The effect of air entrainment in concrete is to1. increase resistance to freezing and thawing.2. improve workability.3. decrease strength.Which of these statements are correct ? |
| A. | 2 and 3 |
| B. | 1 and 3 |
| C. | 1 alone |
| D. | 1, 2 and 3 |
| Answer» E. | |
| 1095. |
Budgeting with Bar chart is a tool to find |
| A. | total cost of project |
| B. | total time along with cost of project |
| C. | indirect cost of project |
| D. | direct cost of project |
| Answer» C. indirect cost of project | |
| 1096. |
Bottom-dump wagons are suitable for handling which of the following ? |
| A. | Wet sticky clay |
| B. | Sand and gravel |
| C. | Quarry rocks |
| D. | Any type of material |
| Answer» C. Quarry rocks | |
| 1097. |
The optimum number of revolutions over which concrete is required to be mixed in a mixer machine, is |
| A. | 10 |
| B. | 20 |
| C. | 50 |
| D. | 100 |
| Answer» C. 50 | |
| 1098. |
A cantilever beam of uniform EI has span equal to 'L'. An upward force W acts at the mid-point of the beam and a downward force P acts at the free end. In order that the deflection at the free end is zero, the relation between P and W should be |
| A. | W = 3P/2 |
| B. | W = 2P |
| C. | W = 16P/5 |
| D. | W = 5P |
| Answer» D. W = 5P | |
| 1099. |
Consider the following statements relating to compressible flow :1. In a contracting conduit, sonic velocity is reached in the minimum cross-sectional area.2. In a contracting conduit, supersonic velocities are reached only in the expanding section downstream from the minimum section.3. An expansion shockwave is physically possible and can be exhibited.4. In the Laval nozzle it is possible to obtain a velocity greater than the velocity of sound in the expanding section of nozzle.Of these statements : |
| A. | 1, 2 and 3 are correct |
| B. | 1, 2 and 4 are correct |
| C. | 2, 3 and 4 are correct |
| D. | 1, 3 and 4 are correct |
| Answer» B. 1, 2 and 4 are correct | |
| 1100. |
Which one of the following statements is correct ?Cant deficiency is the difference between |
| A. | actual cant provided at the time of construction and at the time of renewal. |
| B. | the equilibrium cant necessary for the maximum permissible speed and actual cant provided. |
| C. | cant required at maximum speed and minimum speed |
| D. | two parallel rails after 10 years. |
| Answer» C. cant required at maximum speed and minimum speed | |