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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.
| 801. |
Distemper is used to coat |
| A. | external concrete surfaces |
| B. | interior surfaces not exposed to weather |
| C. | woodwork |
| D. | compound walls |
| Answer» C. woodwork | |
| 802. |
Two simply supported beams B1 and B2 have spans l and 2l respectively. Beam B1 has a cross-section of 1 x 1 units and beam B2 has a cross-section of 2 x 2 units. These beams are subjected to concentrated loads W each at the centre of their spans. The ratio of the maximum flexural stress in these beams is |
| A. | 4 |
| B. | 2 |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/96-582-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/96-582-4.png"> |
| Answer» B. 2 | |
| 803. |
What is the effective height of a free-standing masonry wall for the purpose of computing slenderness ratio ? |
| A. | 0.5 L |
| B. | 1.0 L |
| C. | 2.0 L |
| D. | 2.5 L |
| Answer» D. 2.5 L | |
| 804. |
Consider the following statements :Sand in mortar is needed for1. decreasing the quantity of cement.2. reducing shrinkage.3. decreasing the surface area of the binding material.4. increasing the strength.Of these statements : |
| A. | 2, 3 and 4 are correct |
| B. | 1, 2 and 3 are correct |
| C. | 1, 3 and 4 are correct |
| D. | 1, 2 and 4 are correct |
| Answer» E. | |
| 805. |
The maximum energy stored at elastic limit of a material is called |
| A. | resilience |
| B. | proof resilience |
| C. | modulus of resilience |
| D. | bulk resilience |
| Answer» C. modulus of resilience | |
| 806. |
If the pressure carried by a CBR specimen at 2.5 mm penetration is 3.5 N/mm2, the CBR of the soil is |
| A. | 10% |
| B. | 35% |
| C. | 50% |
| D. | 70% |
| Answer» D. 70% | |
| 807. |
A particle of mass 3 kg moving in a straight line decelerates uniformly from a speed of 40 m/s to 20 m/s in a distance of 300 m. Before it comes to rest, it will travel a further distance pf |
| A. | 10 m |
| B. | 20 m |
| C. | 50 m |
| D. | 100 m |
| Answer» E. | |
| 808. |
A close-coiled helical spring with n coils, mean radius R and diameter d is subjected to an axial load W. What is the compression in the spring ? |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-1591-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-1591-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-1591-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-1591-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-1591-3.png"> | |
| 809. |
Consider the following statements regarding Plane Table surveying : 1. It is less accurate than chain surveying. 2. It is not necessary to do accurate centering of plane table for small scale survey.3. Compass rule may be made use for adjusting the plane table transverse.4. From the instrument station, resectors are drawn to plot the position of object in the field. Of these statements : |
| A. | 1, 2 and 4 are correct |
| B. | 2, 3 and 4 are correct |
| C. | 1, 2 and 3 are correct |
| D. | 1, 3 and 4 are correct |
| Answer» B. 2, 3 and 4 are correct | |
| 810. |
In a PERT network, the activity durations are given as to (optimistic), tp (pessimistic) and tm (most likely time). What is the variance of is activity ? |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/61-1564-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/61-1564-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/61-1564-3.png"> |
| D. | None of the above |
| Answer» D. None of the above | |
| 811. |
The side AD of the square block ABCD as shown in the given figure is fixed at the base and it is under a state of simple shear causing shear stress and shear strain , where The distorted shape is AB'C'D. The diagonal strain (linear) will be |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/60-380-2.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/60-380-3.png"> |
| C. | |
| D. | <span class="root">2</span> |
| E. | |
| Answer» B. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/60-380-3.png"> | |
| 812. |
Consider the following statements :Collision diagram is used to1. study accident pattern2. eliminate accidents3. determine remedial measures4. make statistical analysis of accidentsOf these statements : |
| A. | 1 and 2 are correct |
| B. | 1 and 3 are correct |
| C. | 3 and 4 are correct |
| D. | 2 and 4 are correct |
| Answer» E. | |
| 813. |
Consider the following statements :1. An ascending gradient of 1 in 100 meets an ascending gradient of 1 in 120 to form a Valley curve.2. A falling gradient of 1 in 25 meets a falling gradient of 1 in 50 to form a summit curve.3. The length of summit curve is determined on the basis of head light sight distance.Which one of the statements given above is/are correct ? |
| A. | 1 and 2 |
| B. | 2 and 3 |
| C. | 1 and 3 |
| D. | 2 only |
| Answer» C. 1 and 3 | |
| 814. |
A bar of circular cross-section of diameter D is subjected to a torque T at B as shown in the figure given. What is the angle of twist at A? |
| A. | Same as that at B |
| B. | Zero |
| C. | Twice as that at B |
| D. | Half as that at B |
| Answer» B. Zero | |
| 815. |
A reinforced concrete slab is 75 mm thick. The maximum size of reinforcement bar that can be used is |
| A. | 12 mm diameter |
| B. | 10 mm diameter |
| C. | 8 mm diameter |
| D. | 6 mm diameter |
| Answer» D. 6 mm diameter | |
| 816. |
Purlins are provided, in industrial buildings, over roof trusses to carry dead loads, live loads and wind loads. As per IS code, what are they assumed to be ? |
| A. | Simply supported |
| B. | Cantilever |
| C. | Continuous |
| D. | Fixed |
| Answer» D. Fixed | |
| 817. |
Ratio of bearing capacity of double Under Reamed (U.R.) pile to that of single U.R. pile is nearly |
| A. | 2 |
| B. | 1.5 |
| C. | 1.2 |
| D. | 1.7 |
| Answer» C. 1.2 | |
| 818. |
Construction joints are provided |
| A. | where B.M. and S.F. are small |
| B. | where the member is supported by other member |
| C. | at 18 m apart in huge structures |
| D. | in concrete wall at sill level of windows |
| E. | all the above. |
| Answer» F. | |
| 819. |
The high strength of rapid hardening cement at early stage, is due to its |
| A. | finer grinding |
| B. | burning at high temperature |
| C. | increased lime cement |
| D. | higher content of tricalcium. |
| Answer» D. higher content of tricalcium. | |
| 820. |
Slump test is done for |
| A. | clay |
| B. | sand |
| C. | lime |
| D. | concrete. |
| Answer» E. | |
| 821. |
The commonly used material in the manufacture of cement is |
| A. | sand stone |
| B. | slate |
| C. | lime stone |
| D. | graphite. |
| Answer» D. graphite. | |
| 822. |
Transport of concrete by pumps, is done for a distance of |
| A. | 100 m |
| B. | 200 m |
| C. | 300 m |
| D. | 400 m |
| E. | none of these. |
| Answer» E. none of these. | |
| 823. |
An aggregate is said to be flaky if its least dimension is less than |
| A. | 1/5th of mean dimension |
| B. | 2/5th of mean dimension |
| C. | 3/5th of mean dimension |
| D. | 4/5th of mean dimension |
| E. | none of these. |
| Answer» D. 4/5th of mean dimension | |
| 824. |
The following proportion of the ingredients of concrete mix, is not in conformation to arbitrary method of proportioning |
| A. | 1 : 1 : 2 |
| B. | 1 : 2 : 4 |
| C. | 1 : 3 : 6 |
| D. | 1 : 2 : 8 |
| E. | 1 : 4 : 10 |
| Answer» F. | |
| 825. |
Concrete mainly consists of |
| A. | cement |
| B. | aggregates |
| C. | admixture |
| D. | water |
| E. | all the above. |
| Answer» F. | |
| 826. |
Vicat's apparatus is used for |
| A. | fineness test |
| B. | consistency test |
| C. | setting time test |
| D. | soundness test |
| E. | compressive strength test. |
| Answer» C. setting time test | |
| 827. |
Workability of concrete is measured by |
| A. | Vicat apparatus test |
| B. | Slump test |
| C. | Minimum void method |
| D. | Talbot Richard test. |
| Answer» C. Minimum void method | |
| 828. |
The rock which is not calcareous, is : |
| A. | lime stone |
| B. | macl |
| C. | chalk |
| D. | laterite |
| E. | none of these. |
| Answer» E. none of these. | |
| 829. |
For the construction of cement concrete floor, the maximum permissible size of aggregate, is |
| A. | 4 mm |
| B. | 6 mm |
| C. | 8 mm |
| D. | 10 mm |
| E. | 12 mm |
| Answer» E. 12 mm | |
| 830. |
The process of proper and accurate measurement of concrete ingredients for uniformity of proportion, is known |
| A. | grading |
| B. | curing |
| C. | mixing |
| D. | batching |
| E. | none of these. |
| Answer» E. none of these. | |
| 831. |
Curing a concrete for long period ensures better |
| A. | volume stability |
| B. | strength |
| C. | water resistance |
| D. | water tightness and durability |
| E. | all the above. |
| Answer» F. | |
| 832. |
The ratio of the length to breadth of a wooden float, is |
| A. | 4.5 |
| B. | 5.5 |
| C. | 6.5 |
| D. | 7.5 |
| E. | 8.5 |
| Answer» E. 8.5 | |
| 833. |
Pick up the correct proportions of chemical ingredients of cement |
| A. | Lime : Silica : Alumina : Iron oxide : 63 : 22 : 6 : 3 |
| B. | Silica : Lime : Alumina : Iron oxide : 63 : 22 : 6 : 3 |
| C. | Alumina : Silica : Lime : Iron oxide : 63 : 22 : 6 : 3 |
| D. | Iron oxide : Alumina : Silica : Lime : 63 : 22 : 6 : 3 |
| Answer» B. Silica : Lime : Alumina : Iron oxide : 63 : 22 : 6 : 3 | |
| 834. |
The increased cohesiveness of concrete, makes it |
| A. | less liable to segregation |
| B. | more liable to segregation |
| C. | more liable to bleeding |
| D. | more liable for surface scaling in frosty weather |
| E. | none of these. |
| Answer» B. more liable to segregation | |
| 835. |
Construction joints are generally provided in concrete |
| A. | roads |
| B. | retaining walls |
| C. | lining of canals |
| D. | lining of tunnels |
| E. | all the above. |
| Answer» F. | |
| 836. |
Internal friction between the ingredients of concrete, is decreased by using |
| A. | less water |
| B. | fine aggregates |
| C. | rich mix |
| D. | more water and coarse aggregates |
| E. | none of these. |
| Answer» E. none of these. | |
| 837. |
For road pavements, the cement generally used, is |
| A. | ordinary Portland cement |
| B. | rapid hardening cement |
| C. | low heat cement |
| D. | blast furnace slag cement |
| E. | none of these. |
| Answer» C. low heat cement | |
| 838. |
The surface Run-off is the quantity of water |
| A. | absorbed by soil |
| B. | intercepted by buildings and vegetative cover |
| C. | required to fill surface depressions |
| D. | that reaches the stream channels |
| E. | that gets evaporated. |
| Answer» E. that gets evaporated. | |
| 839. |
Pick up the correct equation from the following : |
| A. | Run off = Surface run off + Ground water flow |
| B. | Run off = Surface run off - Ground water flow |
| C. | Run off = Surface run off / Ground water flow |
| D. | Run off = Surface run off x Ground water flow. |
| Answer» B. Run off = Surface run off - Ground water flow | |
| 840. |
Infiltration capacity of soil depends upon |
| A. | number of voids present in the soil |
| B. | shape and size of soil particles |
| C. | arrangement of soil particles |
| D. | compaction of the soil particles |
| E. | all the above. |
| Answer» F. | |
| 841. |
Wp and Wf are the weights of a cylinder containing partially compacted and fully compacted concrete. If the compaction factor is 0.95, the workability of concrete is |
| A. | extremely low |
| B. | very low |
| C. | low |
| D. | high |
| E. | none of these. |
| Answer» E. none of these. | |
| 842. |
For given water content, workability decreases if the concrete aggregates contain an excess of |
| A. | thin particles |
| B. | flat particles |
| C. | elongated particles |
| D. | flaky paticles |
| E. | all the above. |
| Answer» F. | |
| 843. |
Hydrology helps in |
| A. | predicting maximum flows |
| B. | deciding the minimum reservoir capacity |
| C. | forecasting the availability of quantity of water at reservoir site |
| D. | predicting the effects on the river water level on completion of dams |
| E. | all the above. |
| Answer» F. | |
| 844. |
The ratio of strengths of solid to hollow shafts, both having outside diameter D and hollow having inside diameter D/2, in torsion, is |
| A. | 1/4 |
| B. | 1/2 |
| C. | 1/16 |
| D. | 15/16 |
| E. | 3/8 |
| Answer» E. 3/8 | |
| 845. |
A rectangular bar of width b and height h is being used as a cantilever. The loading is in a plane parallel to the side b. The section modulus is |
| A. | <img src="/_files/images/civil-engineering/strength-of-materials/140-6.218-1.png"> |
| B. | <img src="/_files/images/civil-engineering/strength-of-materials/140-6.218-2.png"> |
| C. | <img src="/_files/images/civil-engineering/strength-of-materials/140-6.218-3.png"> |
| D. | none of these. |
| Answer» D. none of these. | |
| 846. |
As compared to uniaxial tension or compression, the strain energy stored in bending is only |
| A. | <img src="/_files/images/civil-engineering/strength-of-materials/142-6.238-1.png"> |
| B. | <img src="/_files/images/civil-engineering/strength-of-materials/56-3.94-3.png"> |
| C. | <img src="/_files/images/civil-engineering/strength-of-materials/56-3.94-1.png"> |
| D. | <img src="/_files/images/civil-engineering/strength-of-materials/56-3.94-2.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/strength-of-materials/56-3.94-2.png"> | |
| 847. |
Which one of the following is included in financial ratios of the firm ? |
| A. | Profitability ratio |
| B. | Liquidity ratio |
| C. | Turnover ratio |
| D. | Ratio of overall performances |
| E. | All of these |
| Answer» F. | |
| 848. |
Refer to the cash flow diagram of uniform gradient in a cash flow (in the given figure), the gradient is : |
| A. | Rs 10000 per year |
| B. | Rs 15000 per year |
| C. | Rs 20000 per year |
| D. | Rs 25000 per year |
| Answer» E. | |
| 849. |
The owner of the construction company makes use of the estimate : |
| A. | to determine the capital investment costs. |
| B. | to assist in financial arrangements |
| C. | to determine economic feasibility of the project. |
| D. | to determine the tax, insurance and evaluation purpose. |
| E. | All of these |
| Answer» F. | |
| 850. |
Which one of the following is not a construction estimate ? |
| A. | Initial feasibility estimate |
| B. | Conceptual preliminary budget |
| C. | Definite estimate |
| D. | None of these |
| Answer» E. | |