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MCQOPTIONS
This section includes 5814 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 2051. |
The map projection in which the angle between any pair of short lines is represented correctly is called |
| A. | conformal projection |
| B. | equidistant projection |
| C. | azimuthal projection |
| D. | equal area projection |
| Answer» B. equidistant projection | |
| 2052. |
At a Tee-Junction between a lVa brick wall and a 1 brick wall, one uses a |
| A. | half-queen closer in each course |
| B. | half-queen closer in every alternate course |
| C. | three-quarter bat in each course |
| D. | half-bat in every alternate course |
| Answer» C. three-quarter bat in each course | |
| 2053. |
A clay soil specimen when tested in unconfined condition gave an unconfined compressive strength of 100 kN/m2. A specimen of the same clay with the same initial condition is subjected to a UU triaxial test under a cell pressure of 100 kN/m2. The axial stress (in kN/m2) at failure would be |
| A. | 150 |
| B. | 200 |
| C. | 250 |
| D. | 300 |
| Answer» C. 250 | |
| 2054. |
The spacing of tile drains to relieve water-logged land is directly proportional to the |
| A. | depth of drain below the ground surface |
| B. | depth of impervious strata from the drain |
| C. | depth of drain below the water level |
| D. | coefficient of permeability of the soil to be drained |
| Answer» E. | |
| 2055. |
Four bolts share the load P as shown in the figure. The shearc strength of bolt is 30 kN and tension strength of bolt is 40 kN. Which one of the following is the value of P ? |
| A. | 96 kN |
| B. | 105 kN |
| C. | 117 kN |
| D. | 134 kN |
| Answer» E. | |
| 2056. |
The object of chain and cross-staff survey is to1. locate the boundaries of an area.2. plot the figure to a scale.3. find the area of the plot.4. find the reduced levels of the plot.Which of the above statements is/are correct ? |
| A. | 1, 2, 3 and 4 |
| B. | 1, 2 and 3 |
| C. | 1 and 2 |
| D. | 4 alone |
| Answer» C. 1 and 2 | |
| 2057. |
High alumina cement is produced by fusing together a mixture of |
| A. | limestone and bauxite |
| B. | limestone, bauxite and gypsum |
| C. | limestone, gypsum and clay |
| D. | limestone, gypsum, bauxite, clay and chalk |
| Answer» B. limestone, bauxite and gypsum | |
| 2058. |
The declination of a star is 21 15' N at a latitude of 43 30' N. The zenith distance at the upper culmination is |
| A. | 22 15' |
| B. | 21 15' |
| C. | 64 45' |
| D. | 43 30' |
| Answer» B. 21 15' | |
| 2059. |
Consider the following statements :Ventilation of sewer lines is necessary to1. avoid building up to sewer gases.2. ensure atmospheric pressure in the waste water surface.3. ensure the safety of sewer maintenance people.4. provide oxidation facility to sewage.Which of these statements are correct ? |
| A. | 1, 2 and 4 |
| B. | 1, 3 and 4 |
| C. | 2, 3 and 4 |
| D. | 1, 2 and 3 |
| Answer» E. | |
| 2060. |
For a simple circular curve which one of the following gives the correct relation between the radius R and degree of curve D, for 20 m arc length ? |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/05-83-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/05-83-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/05-83-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/05-83-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/05-83-4.png"> | |
| 2061. |
A car negotiates a curve on a slippery road at a constant speed of 10 m/s. If the coefficient of friction is 0.5, what is the minimum radius of the arc in which the car can turn ? |
| A. | 20 m |
| B. | 10 m |
| C. | 5 m |
| D. | 4 m |
| Answer» B. 10 m | |
| 2062. |
Grid lines on a mapsheet can be plotted mechanically by means of a |
| A. | rotometer |
| B. | pantograph |
| C. | coordinatograph |
| D. | stereometer |
| Answer» D. stereometer | |
| 2063. |
A municipal sewage has BOD5 of 200 mg/l. It is proposed to treat it and dispose off into a marine environment. For what minimum efficiency should the sewage treatment plant be designed ? |
| A. | 85% |
| B. | 60% |
| C. | 50% |
| D. | 33.67% |
| Answer» B. 60% | |
| 2064. |
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 | |
| 2065. |
For determining the forces in the members of a truss by graphic statics, the method of substitution will be required in the case of |
| A. | Fink truss |
| B. | Howe truss |
| C. | King post truss |
| D. | Warren truss |
| Answer» B. Howe truss | |
| 2066. |
A Rankine (oval) half-body PP is subjected to a two-dimen-sional flow (x, y coordinate directions from origin O) with uniform velocity V, resulting in typical streamlines as shown in the figure by dotted lines. The point A on the body surface is |
| A. | separation point |
| B. | stall point |
| C. | stagnation point |
| D. | point of maximum velocity |
| Answer» D. point of maximum velocity | |
| 2067. |
Why are weep holes provided at the back of retaining walls ? |
| A. | To reduce the active earth pressure on the walls |
| B. | To reduce the build - up of hydrostatic pressure |
| C. | To provide better compaction |
| D. | To increase the passive earth pressure |
| Answer» C. To provide better compaction | |
| 2068. |
For the frame shown in the figure, the distribution factors for members BC and BA at joint B are |
| A. | 0.4, 0.6 |
| B. | 0.5, 0.5 |
| C. | 0.6, 0.4 |
| D. | 0.7, 0.3 |
| Answer» D. 0.7, 0.3 | |
| 2069. |
What should be the minimum grade of reinforced concrete in and around sea coast construction? |
| A. | M 35 |
| B. | M 30 |
| C. | M 25 |
| D. | M 20 |
| Answer» C. M 25 | |
| 2070. |
A sand deposit has a porosity of 1/3 and its specific gravity is 2.5. The critical hydraulic rediant to cause sand boiling in the stratum will be |
| A. | 1.5 |
| B. | 1.25 |
| C. | 1.0 |
| D. | 0.75 |
| Answer» D. 0.75 | |
| 2071. |
What type of vibrator is used for concreting thin section as well as heavily reinforced section? |
| A. | Vibrating needle |
| B. | Internal vibrator |
| C. | Surface vibrator |
| D. | Form vibrator |
| Answer» E. | |
| 2072. |
The difference between the sum of the angles of a plane triangle and the sum of the angles of a spherical triangle is one second when the triangle on the earth surface has an area of about |
| A. | 105 sq.km. |
| B. | 135 sq.km. |
| C. | 159 sq.km. |
| D. | 195 sq.km. |
| Answer» E. | |
| 2073. |
Consider the following statements :1. The standard penetration test is a reliable method for measuring the relative density of granular soils.2. For a sand having the same relative density, N-values remain the same at all depths.3. For a sand having the same relative density, N-values are different at different depths.Which of the statements given above is/are correct ? |
| A. | 1, 2 and 3 |
| B. | 1 and 2 |
| C. | only 3 |
| D. | 1 and 3 |
| Answer» E. | |
| 2074. |
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. | |
| 2075. |
A roaring rail has which one of the following defects ? |
| A. | Split on head of rail |
| B. | Minute depression and waves on the surface of rails |
| C. | Split on web portion of rail |
| D. | Square cracks on the surface of rail |
| Answer» C. Split on web portion of rail | |
| 2076. |
While aligning a hill road with a ruling gradient of 1 in 20, horizontal curve of radius 80 m is encountered. The compensated gradient on the curve will be |
| A. | 1 in 15 |
| B. | 1 in 17 |
| C. | 1 in 25 |
| D. | 1 in 27 |
| Answer» D. 1 in 27 | |
| 2077. |
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 | |
| 2078. |
The following steps are involved in arriving at a unit hydrograph.1. Estimating the surface runoff in depth.2. Estimating the surface runoff in volume.3. Separation of base flow.4. Dividing surface runoff ordinates by depth of runoff.The correct sequence of the steps is : |
| A. | 3 2 1 4 |
| B. | 2 3 4 1 |
| C. | 3 1 2 4 |
| D. | 4 3 2 1 |
| Answer» C. 3 1 2 4 | |
| 2079. |
A projectile is fired horizontally with a velocity of 6 m/s from a point of height h m above and 12 m away from an object. What is the value of h required so that projectile hits the object ? |
| A. | 4.9 m |
| B. | 9.8 m |
| C. | 6 m |
| D. | 19.6 m |
| Answer» E. | |
| 2080. |
Consider the following statements : Kiln seasoning of timber results is :1. reduced density.2. reduced life.3. dimensional stability.Which of the following given above is/are correct ? |
| A. | 1, 2 and 3 |
| B. | 1 only |
| C. | 2 and 3 |
| D. | 1 and 3 |
| Answer» E. | |
| 2081. |
Consider the following characteristic of soil layer :1. Poisson's ratio 2. Young's modulus3. Finite nature of soil layer 4. Effect of water table5. Rigidity of footingWestergaard's analysis for pressure distribution in soils utilises |
| A. | 1, 3, 4 and 5 |
| B. | 2, 3, 4 and 5 |
| C. | 3, 4 and 5 |
| D. | 1 and 2 |
| Answer» E. | |
| 2082. |
Consider the following statements associated with the laws of weights in the theory of erros :1. If an equation is multiplied by its own weight, then the weight of the resulting equation is equal to the reciprocal of the weight of the equation.2. The weight of the algebraic sum of two or more quantities is equal to the reciprocal of the sum of the individual weights.3. If the quantity of a given weight is multiplied by a factor, then the weight of the result is obtained by dividing its given weight by the square root of that factor.4. If the quantity of a given weight is divided by a factor, then the weight of the result is obtained by multiplying its given weight by the square of that factor.Of these statements : |
| A. | 1 and 4 are correct |
| B. | 2 and 3 are correct |
| C. | 3 and 4 are correct |
| D. | 1 and 3 are correct |
| Answer» E. | |
| 2083. |
The given diagrams show the details of two simply supported beams B1 and B2. EI is constant throughout the length and same for both the beams. The beams have the same area of cross-section and the same depth. What is the ratio of maximum bending stress in B2 to that in B1 ? |
| A. | 4 |
| B. | 1 |
| C. | 2 |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/95-577-4.png"> |
| Answer» E. | |
| 2084. |
The shape factor of the section shown in the below figure is |
| A. | 1.5 |
| B. | 1.12 |
| C. | 2 |
| D. | 1.7 |
| Answer» D. 1.7 | |
| 2085. |
Flow at critical depth takes place in an open channel When |
| A. | for a given specific energy, discharge is maximum |
| B. | for a given discharge, specific energy is maximum |
| C. | discharge is minimum for a given specific energy |
| D. | discharge is maximum for a given specific force |
| Answer» C. discharge is minimum for a given specific energy | |
| 2086. |
A footing 2 m x 1 m exerts a uniform pressure of 150 kN/m2 on the soil. Assuming a load dispersion of 2 vertical to 1 horizontal the average vertical stress (kN/m2) at 1.0 m below the footing is |
| A. | 50 |
| B. | 75 |
| C. | 80 |
| D. | 100 |
| Answer» B. 75 | |
| 2087. |
Group symbols assigned to silty sand and clayey sand are respectively |
| A. | SS and CS |
| B. | SM and CS |
| C. | SM and SC |
| D. | MS and CS |
| Answer» D. MS and CS | |
| 2088. |
A test plate 30 cm x 30 cm resting on a sand deposit settles by 10 mm under a certain loading intensity. A footing 150 cm x 200 cm resting on the same sand deposit and loaded to the same load intensity settles by |
| A. | 2.0 mm |
| B. | 27.8 mm |
| C. | 3.02 mm |
| D. | 50.0 mm |
| Answer» C. 3.02 mm | |
| 2089. |
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. | |
| 2090. |
A 4-hour rainfall in a catchment of 250 km2 produces rainfall depths of 6.2 cm and 5.0 cm in successive 2-hour unit periods. Assuming the index of the soil to be 1.2 cm/hour, the run-off volume in ha-m will be |
| A. | 16 |
| B. | 22 |
| C. | 1600 |
| D. | 2200 |
| Answer» D. 2200 | |
| 2091. |
A star is observed at its upper culmination when it is north of zenith. The latitude of the place of observation is 30 N and declination of the star is 50 N. The zenith distance of the star is |
| A. | 10 |
| B. | 20 |
| C. | 40 |
| D. | 80 |
| Answer» C. 40 | |
| 2092. |
The cantilever frame shown in the given figure is supported by vertical links at B and C and carries loads as shown. The force in the bar AE is |
| A. | 500 kg |
| B. | 1000 kg |
| C. | zero |
| D. | 2500 kg |
| Answer» D. 2500 kg | |
| 2093. |
What is the value of camber rate that should be provided in case of WBM pavement surface in an area of heavy rainfall ? |
| A. | 1 in 30 |
| B. | 1 in 48 |
| C. | 1 in 60 |
| D. | 1 in 72 |
| Answer» B. 1 in 48 | |
| 2094. |
What are leaping weirs ? |
| A. | sewage flow measuring devices |
| B. | storm regulators |
| C. | velocity control devices |
| D. | sewer out falls |
| Answer» C. velocity control devices | |
| 2095. |
The area of a plot is to be determined using Simpson's rule. The following offsets were taken to a boundary from points along a chain line all measurements being in metres 12, 15, 22, 29, 36, 38, 31, 22, 17.There were taken at 100 m intervals. Consider the following steps in this regard.1. 2. Sum of the odd ordinates = 22 + 36 + 1 = 893. Sum of the even ordinates = 15 + 29 + 38 + 22 = 1044. 12 + 17 = 395. Area = 100 (19.5 + 89 + 104)6. Area = (39 + 2 x 89 + 4 x 104)7. Area 100 x 19.5 (104 - 89)The area of the plot can be determined by using the steps listed above : |
| A. | 1, 2, 3 and 5 |
| B. | 1, 3, 4 and 6 |
| C. | 1, 2, 4 and 7 |
| D. | 2, 3, 4 and 6 |
| Answer» E. | |
| 2096. |
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 | |
| 2097. |
A 600 mm long and 50 mm diameter rod of steel (E = 200 GPa, = 12 x 10-6/ C) is attached at the ends to unyielding supports. When the temperature is 30 C there is no stress in the rod. After the temperature of the rod drops to - 20 C, the axial stress in the rod will be |
| A. | 24 MPa (compressive) |
| B. | 72 MPa (compressive) |
| C. | 120 MPa (tensile) |
| D. | 144 MPa (compressive) |
| Answer» D. 144 MPa (compressive) | |
| 2098. |
The compacting factor test of cement concrete determines its |
| A. | strength |
| B. | porosity |
| C. | degree of compaction under loads |
| D. | workability |
| Answer» E. | |
| 2099. |
What is the steepest gradient permissible on a 2 curve for B.G. line having using gradient of 1 in 200 ? |
| A. | 1 in 250 |
| B. | 1 in 238 |
| C. | 1 in 209 |
| D. | 1 in 198 |
| Answer» C. 1 in 209 | |
| 2100. |
The length, coefficient of thermal expansion and Young's modulus of bar 'A' are twice that of bar 'B'. If the temperature of both bars is increased by the same amount while preventing any expansion, then the ratio of stress developed in bar A to that in bar B will be |
| A. | 2 |
| B. | 4 |
| C. | 8 |
| D. | 16 |
| Answer» C. 8 | |