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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.
| 1301. |
Consider the following statements regarding use of mechanical vibrator :1. It can be used for small as well as large volumes of concrete.2. The mix can have high value of slump.3. Density of concrete can be high.The advantages of a mechanical vibrator include : |
| A. | 2 and 3 |
| B. | 1 and 3 |
| C. | 1, 2 and 3 |
| D. | 1 and 2 |
| Answer» C. 1, 2 and 3 | |
| 1302. |
Which one of the following specifications for length of base line refers to Third Order Triangulation system ? |
| A. | 0.5 to 3 km |
| B. | 1.5 to 4 km |
| C. | 5 to 15 km |
| D. | 10 to 20 km |
| Answer» B. 1.5 to 4 km | |
| 1303. |
Two long columns C1 and C2 are made of the same materials. Column C1 has both the ends hinged while column C2 has one end hinged and other end fixed. What is the ratio of the critical load for C1 to that of C2 according to the Euler's formula ? |
| A. | 2 |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/95-577-4.png"> |
| C. | 4 |
| D. | 1/4 |
| Answer» C. 4 | |
| 1304. |
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/- | |
| 1305. |
If the stream function = 3x2 - y3, what is the magnitude of velocity at point (2, 2) ? |
| A. | 9 |
| B. | 13 |
| C. | 15 |
| D. | 17 |
| Answer» E. | |
| 1306. |
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 | |
| 1307. |
A symmetric parabolic arch of span 12m and rise 4 m has hinges at springings and at the crown. What is the influence line ordinate at the location 3m from one lower hinge ? |
| A. | 2.25 units |
| B. | 1.25 units |
| C. | 1.125 units |
| D. | 1.0 unit |
| Answer» B. 1.25 units | |
| 1308. |
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 | |
| 1309. |
The daily cover of MSW landfills consists of which one of the following ? |
| A. | Compacted soil |
| B. | Geomembrane |
| C. | Geotextile |
| D. | Geocomposite |
| Answer» B. Geomembrane | |
| 1310. |
Which one of the following structures can be classified in a system of coplanar forces ? |
| A. | A grid |
| B. | A plane pin-jointed truss |
| C. | A shaft |
| D. | A stab |
| Answer» C. A shaft | |
| 1311. |
The bending moments at point A, B, and C of the beam shown in the given figure will be: |
| A. | 10 kNm, 10 kNm and 10 kNm |
| B. | 10 kNm, 10 kNm and - 10 kNm |
| C. | 20 kNm, 10 kNm and - 10 kNm |
| D. | 10 kNm, - 10 kNm and 20 kNm |
| Answer» C. 20 kNm, 10 kNm and - 10 kNm | |
| 1312. |
Which is the best sewer material to resist hydrogen sulphide corrosion ? |
| A. | Glazed stone ware |
| B. | Glazed earthen ware |
| C. | R.C.C. |
| D. | Brick masonry |
| Answer» B. Glazed earthen ware | |
| 1313. |
Which one of the following is not biodegradable organic matter ? |
| A. | Carbohydrates |
| B. | Fats |
| C. | Alcohols |
| D. | Petrol |
| Answer» E. | |
| 1314. |
A column base is subjected to moment. If the intensity of bearing pressure due to axial load is equal to stress due to the moment, then the bearing pressure between the base and the concrete is |
| A. | uniform compression throughout |
| B. | zero at one end and compression at the other end |
| C. | tension at one end and compression at the other end |
| D. | uniform tension throughout |
| Answer» C. tension at one end and compression at the other end | |
| 1315. |
A cantilever is loaded as shown in the given figure. The bending moment along the length is |
| A. | uniform |
| B. | uniformly varying |
| C. | zero |
| D. | concentrated at the free end |
| Answer» B. uniformly varying | |
| 1316. |
Consider the following statements in regard to aerobic and anaerobic treatment processes :1. Biomass production in the aerobic treatment process is more as compared to the anaerobic treatment process.2. Start-up period is more in the aerobic treatment process as compared to the anaerobic treatment process.3. Energy consumption and production is more in the aerobic treatment process as compared to the anaerobic treatment process.Which of the statements given above is/are correct ? |
| A. | 1 and 2 |
| B. | 2 and 3 |
| C. | only 2 |
| D. | only 1 |
| Answer» E. | |
| 1317. |
Gantt charts indicate |
| A. | comparison of actual progress with the scheduled progress |
| B. | balance of work to be done |
| C. | Progressive costs of project |
| D. | inventory costs |
| Answer» B. balance of work to be done | |
| 1318. |
A cantilever has rectangular cross-section and supports concentrated load at its free end initially. If depth and width of the beam sections are doubled, the deflection, at free end of the cantilever will reduce to what percentage of the initial deflection ? |
| A. | 20% |
| B. | 15.72% |
| C. | 9.37% |
| D. | 6.25% |
| Answer» D. 6.25% | |
| 1319. |
The optimistic, most likely, and pessimistic estimates of time for an activity are 4 days, 11 days and 12 days respectively. The expected completion time of this activity is |
| A. | 8 days |
| B. | 9 days |
| C. | 10 days |
| D. | 11 days |
| Answer» D. 11 days | |
| 1320. |
Which among the following brings about the Hazardous Waste Management and Handling Rules in India? |
| A. | Central Pollution Control Board |
| B. | Ministry of Environment and Forests |
| C. | Ministry of Urban Development |
| D. | Ministry of Rural Development |
| Answer» C. Ministry of Urban Development | |
| 1321. |
For the truss shown in the figure, which one of the following members has zero force induced in it ? |
| A. | BC |
| B. | AD |
| C. | DE |
| D. | BD |
| Answer» B. AD | |
| 1322. |
A beam of circular cross-section of diameter d is subjected to a direct compressive axial load and an eccentric compressive load with eccentricity 'e'. In order that the tensile stress induced is zero the limiting region of application of the load should be shaded concentric circle of diameter |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/95-573-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/95-573-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/95-573-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/95-573-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/95-573-3.png"> | |
| 1323. |
The issue rate of an item stocked in stores is |
| A. | Permanently fixed |
| B. | fixed at the beginning of each year |
| C. | a rate less than the market rate |
| D. | the rate revised during the year when there is an appreciable variation in the rates of the items |
| Answer» B. fixed at the beginning of each year | |
| 1324. |
An equilateral triangular plate is immersed in water as shown in the above figure. The centre of pressure below the water surface is at a depth of |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/55-907-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/55-907-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/55-907-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/55-907-4.png"> |
| Answer» E. | |
| 1325. |
Consider the following factors :1. Air traffic control measures2. Aircraft traffic composition3. VFR/IFR operation4. Runway configurationWhich of these factors affect the capacity of a runway ? |
| A. | 1, 2 and 3 |
| B. | 2 and 3 |
| C. | 1 and 4 |
| D. | 1, 2, 3 and 4 |
| Answer» D. 1, 2, 3 and 4 | |
| 1326. |
A city supply of 15000 cubic metres of water per day is treated with a chlorine dosage of 0.5 ppm. For this purpose, the requirement of 25% bleaching powder per day would be |
| A. | 300 kg |
| B. | 75 kg |
| C. | 30 kg |
| D. | 7.5 kg |
| Answer» D. 7.5 kg | |
| 1327. |
The ratio between the stress produced in a bar by a sudden application of load (impact loading) as compared to the stress produced by the gradual application of same load is |
| A. | 1.5 |
| B. | 2.0 |
| C. | 2.5 |
| D. | 3.0 |
| Answer» C. 2.5 | |
| 1328. |
Which one of the following is not related to theories of creep of rails ? |
| A. | Wave theory |
| B. | Percussion theory |
| C. | Drag theory |
| D. | Reversal theory |
| Answer» E. | |
| 1329. |
Preliminary project report for a road project must contain |
| A. | the detailed estimated cost based on detailed design |
| B. | the several alternatives of the project that have been considered |
| C. | the soil survey, traffic survey, concept design and approximate cost |
| D. | these contract documents for inviting tenders |
| Answer» D. these contract documents for inviting tenders | |
| 1330. |
Why are bricks soaked in water before using in brick masonry ? |
| A. | For removing dust |
| B. | For reducing air voids |
| C. | For preventing depletion of moisture from mortar |
| D. | For reducing efflorescence |
| Answer» D. For reducing efflorescence | |
| 1331. |
The shear stress distribution over a rectangular cross-section of a beam follows |
| A. | a straight line path |
| B. | a circular path |
| C. | a parabolic path |
| D. | an elliptical path |
| Answer» D. an elliptical path | |
| 1332. |
A bed of sand consists of three horizontal layers of equal thickness. The value of Darcy's k for the upper and lower layers is 1 x 10-2 cm/sec and that for the middle layer is 1 x 10-1 cm/sec. The ratio of the permeability of the bed in the horizontal direction to that in the vertical direction is |
| A. | 10.0 to 1 |
| B. | 2.8 to 1 |
| C. | 2.0 to 1 |
| D. | 1 to 10 |
| Answer» C. 2.0 to 1 | |
| 1333. |
Which of the following rules are used in choosing the repeating variables in dimensional analysis :1. Repeating variables should include the dependent variables2. Repeating variables should contain all primary units used in describing the variables in the problem3. Repeating variables should combine among themselves.4. Repeating variables should not contain the dependent variables.Select the correct answer using the codes given below : |
| A. | 1 and 2 |
| B. | 2 and 3 |
| C. | 2 and 4 |
| D. | 3 and 4 |
| Answer» D. 3 and 4 | |
| 1334. |
The proportion of second moment of area about the centroidal axis to second moment of area about the base of a rectangle will be |
| A. | 1/4 |
| B. | 1/2 |
| C. | 2 |
| D. | 3 |
| Answer» B. 1/2 | |
| 1335. |
Mean precipitation over an area is best obtained from gauged amounts by |
| A. | arithmetic mean method |
| B. | Thiessen method |
| C. | linearly interpolated isohyetal method |
| D. | orographically weighted isohyetal method |
| Answer» D. orographically weighted isohyetal method | |
| 1336. |
A circular sewer of diameter 1 m carries storm water to a depth of 0.75 m. The hydraulic radius is approximately |
| A. | 0.3 m |
| B. | 0.4 m |
| C. | 0.5 m |
| D. | 0.6 m |
| Answer» B. 0.4 m | |
| 1337. |
If the staff intercept on a staff located at 100 m from the level for five division deviation of the bubble is 0.050 m and if the length of one division of the bubble is 2 mm, then the radius of curvature of the bubble is 0.050 m and if the length of one division of the bubble is 2 mm, then the radius of curvature of the bubble tube is |
| A. | 2.02 m |
| B. | 2.20 m |
| C. | 20.00 m |
| D. | 20.20 m |
| Answer» D. 20.20 m | |
| 1338. |
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 | |
| 1339. |
In a shear test on cohesionless soils, if the initial void ratio is less than the critical void ratio, the sample will : |
| A. | increase in volume |
| B. | initially increase in volume and then remain constant |
| C. | decrease in volume |
| D. | initially decrease and then increase in volume |
| Answer» C. decrease in volume | |
| 1340. |
Which one of the following is the nominal size of standard modular brick ? |
| A. | 25cm x 13cm x 8cm |
| B. | 25cm x 10cm x 8cm |
| C. | 20cm x 10cm x 10cm |
| D. | 20cm x 15cm x 10cm |
| Answer» E. | |
| 1341. |
What is the ratio of rate of back-washing to that of filtration in a typical rapid sand filter ? |
| A. | 2 |
| B. | 4 |
| C. | 6 |
| D. | 10 |
| Answer» D. 10 | |
| 1342. |
Which one of the following is not essential to derive the formula used in constructing a synthetic unit hydrograph ? |
| A. | Time to peak |
| B. | peakflow |
| C. | Inter flow |
| D. | Time lease |
| Answer» D. Time lease | |
| 1343. |
In an aerial puhotogrammetric survey, if the exposure interval is 20 seconds to cover ground distance of 1000 m between exposures, what would be the ground speed of the aircraft ? |
| A. | 90 km/hour |
| B. | 120 km/hour |
| C. | 150 km/hour |
| D. | 180 km/hour |
| Answer» E. | |
| 1344. |
The head over a 90 V-notch weir increases from 0.15 m to 0.3 m. The ratio of new discharge to the original discharge is, nearly equal to |
| A. | 5.65 |
| B. | 1.42 |
| C. | 4.0 |
| D. | 2.62 |
| Answer» B. 1.42 | |
| 1345. |
Which of the following treatments reduce salinity of water1. Flash mixing and sedimentation2. Electrodialysis3. Reverse osmosis4. Freezing5. FiltrationSelect the correct answer using the codes given below: |
| A. | 1, 2, 3, 4 and 5 |
| B. | 2, 3 and 4 |
| C. | 1, 3 and 5 |
| D. | 1, 2 and 4 |
| Answer» C. 1, 3 and 5 | |
| 1346. |
Why is lime added to cement slurry for the topcoat of plastering ? |
| A. | To improve the strength of plaster |
| B. | To stiffen the plaster |
| C. | To smoothen the plaster for ease of spread |
| D. | To make the plaster non-shrinkable |
| Answer» B. To stiffen the plaster | |
| 1347. |
A concentrated load W moves on the span of a three-hinged arch. The horizontal thrust at the supports is maximum when the load is at which one of the following ? |
| A. | The springing |
| B. | One-sixth of the span from one end |
| C. | Quarter span |
| D. | The crown |
| Answer» E. | |
| 1348. |
A 30 m steel tape was standardised at 20 C measurements of distances were taken as 15 C. If the coefficient of linear expansion of the material of the tape were 0.00, 00112 degree centigrade, then the error, due to temperature, per tape length would be |
| A. | - 0.00, 00560 m |
| B. | + 0.00, 00560 m |
| C. | + 0.00, 16800 m |
| D. | - 0.00, 16800 m |
| Answer» E. | |
| 1349. |
A continuous beam ABC of two equal spans AB and BC carries a load P at Z, the centre of BC. Then the magnitude of collapse load P is equal to |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-974-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-974-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-974-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-974-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/65-974-4.png"> | |
| 1350. |
What is the maximum number of passenger cars that can pass a given point on a lane or roadway during one hour under ideal roadway and traffic conditions, known as ? |
| A. | Practical capacity |
| B. | Possible capacity |
| C. | Basic capacity |
| D. | Road capacity |
| Answer» D. Road capacity | |