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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.
| 1251. |
Consider the following factors :1. Large number of loading cycles 2. Large variations in stress3. Large stress concentration. Those associated with fatigue would include |
| A. | 1 and 2 |
| B. | 1 and 3 |
| C. | 2 and 3 |
| D. | 1, 2 and 3 |
| Answer» B. 1 and 3 | |
| 1252. |
As per I.S. 1904-1986 the permissible angular distortion with respect to steel sructures in isolated foundations resting on plastic clay is |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/59-931-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/59-931-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/59-931-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/59-931-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/59-931-4.png"> | |
| 1253. |
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 | |
| 1254. |
The 'Euler' load for a column is 1000 kN and crushing load is 1500 kN. The 'Rankine' load is equal to |
| A. | 600 kN |
| B. | 1000 kN |
| C. | 1500 kN |
| D. | 2500 kN |
| Answer» B. 1000 kN | |
| 1255. |
In "full face" method of constructing tunnel, the first operation relates to |
| A. | removal to bottom portion |
| B. | excavation of one drift in the centre |
| C. | removal of top portion |
| D. | excavation being done along the perimeter |
| Answer» D. excavation being done along the perimeter | |
| 1256. |
Which one of the following statements best defines a 'level surface'? |
| A. | A horizontal surface every element of which is normal to plumb line |
| B. | A curved surface every element of which is perpendicular to the spheroidal shape of the earth |
| C. | A plane surface which is perpendicular at all points to the direction of gravity |
| D. | A curved surface which is perpendicular to the direction of gravity at every point |
| Answer» E. | |
| 1257. |
In a shape test of aggregate, which one of the following gives the correct slot for flakiness index of a material passing 50 mm sieve and retained on 40 mm sieve ? |
| A. | 25 mm |
| B. | 27 mm |
| C. | 81 mm |
| D. | 30 mm |
| Answer» C. 81 mm | |
| 1258. |
Consider the following statements :In the critical path method of construction planning free float can be 1. greater than total float 2. greater than independent float3. equal to total float 4. less than independent float. Of these statements : |
| A. | 1 and 4 are correct |
| B. | 2 and 3 are correct |
| C. | 3 and 4 are correct |
| D. | 1 and 2 are correct |
| Answer» D. 1 and 2 are correct | |
| 1259. |
In a cantilever beam, the bending moment at any section of the beam is equal to the |
| A. | area of the shear force diagram between the free end of the beam and that section |
| B. | area of the bending force moment diagram between the free end of the beam and that section |
| C. | the area of shear force diagram between the fixed end of the beam and that section |
| D. | the vertical ordinate at that section in the shear force diagram |
| Answer» B. area of the bending force moment diagram between the free end of the beam and that section | |
| 1260. |
A and B are two traverse stations free from local attraction errors. If the true bearing of a line AB is 89 , and the magnetic declination at point A is 1 West, then the magnetic bearing of the line BA would be |
| A. | 88 |
| B. | 90 |
| C. | 268 |
| D. | 270 |
| Answer» C. 268 | |
| 1261. |
For a fully saturated clay Skempton's pore pressure parameter B is |
| A. | zero |
| B. | between zero and 1 |
| C. | 1 |
| D. | more than 1 |
| Answer» D. more than 1 | |
| 1262. |
What is the correct sequence of the following metals in the decreasing order of their Poission's ratio ?(a) Aluminium(b) Cast iron(c) SteelSelect the correct answer using the code given below : |
| A. | 1 - 2 - 3 |
| B. | 2 - 1 - 3 |
| C. | 1 - 3 - 2 |
| D. | 3 - 1 - 2 |
| Answer» D. 3 - 1 - 2 | |
| 1263. |
The kern of a circular cross-section of radius R is a concentric circular area with a radius of |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/01-608-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/01-608-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/01-608-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/01-608-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/01-608-3.png"> | |
| 1264. |
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 | |
| 1265. |
A cantilever AB is loaded as shown in the figure. What is the shape of the bending moment diagram for portion AC? |
| A. | Parabolic |
| B. | Linearly varying with maximum value of the bending moment at C |
| C. | Linear with constant bending moment value from C to A |
| D. | Linearly varying with maximum value at A |
| Answer» E. | |
| 1266. |
In the network given above, the critical path of activities is in the given figure |
| A. | A-C-H |
| B. | B-E-F-H |
| C. | A-D-E-F-H |
| D. | A-D-E-G |
| Answer» D. A-D-E-G | |
| 1267. |
Consider the following statements :Excessive camber is not provided on the roads because1. Transverse tilt causes uncomfort2. Of formation of cross ruts3. Of likely toppling over of highly laden bullock carts4. Of higher costs involvedWhich of the statements given above are correct ? |
| A. | 2, 3 and 4 only |
| B. | 1, 3 and 4 only |
| C. | 1, 2 and 4 only |
| D. | 1, 2 and 3 only |
| Answer» E. | |
| 1268. |
Consider the following statements :1. A project has a mission.2. A project has to terminate at some time or the other.3. Projects vary in terms of technology, equipment and materials, machinery and people, work ethics and organisational culture.Amongst the above, the characteristic features for a project are |
| A. | 1 and 2 |
| B. | 2 and 3 |
| C. | 1 and 3 |
| D. | 1, 2 and 3 |
| Answer» E. | |
| 1269. |
Which one of the following gives the correct distance between the lighthouse and a ship, when the lighthouse whose height is 100 m is visible just above the horizon from the ship ? |
| A. | 30.68 km |
| B. | 36.50 km |
| C. | 38.54 km |
| D. | 40.54 km |
| Answer» D. 40.54 km | |
| 1270. |
In the truss shown in the given figure which one of the following members has no force induced in it ? |
| A. | CD |
| B. | CE |
| C. | CF |
| D. | DF |
| Answer» D. DF | |
| 1271. |
Consider the following statements :A : An isotropic material is always homogeneous. R : An isotropic material is one in which all the properties are the same in all the directionsat every point.Of these statements : |
| A. | Both A and R are true and R is the correct explanation of A |
| B. | Both A and R are 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 | |
| 1272. |
The ratio of pressures between two points A and B located respectively at depths 0.5 m, and 2 m below a constant level of water in a tank is |
| A. | 1 : |
| B. | <span class="root">2</span> |
| C. | 1 : 2 |
| D. | 1 : 4 |
| E. | 1 : 16 |
| Answer» D. 1 : 4 | |
| 1273. |
For which one of the following purposes is the double mass curve used ? |
| A. | Checking on the consistency of precipitation records |
| B. | Prediction of annual precipitation |
| C. | Defining which periods of storm should be analyzed to obtain the maximum useful information from storm rainfall records |
| D. | For estimating the capacity of a reservoir. |
| Answer» B. Prediction of annual precipitation | |
| 1274. |
In a third order traverse, if the standard error of 3" is assigned to each of the four source of errors, namely :(i) reading the vernie(ii) non-adjustment of transit(iii) sighting and(iv) setting over the station, then the total standard error of the work would be |
| A. | 3" |
| B. | 6" |
| C. | 6.92" |
| D. | 12" |
| Answer» C. 6.92" | |
| 1275. |
In the network given in figure, the maximum number of shovels and dumpers required are |
| A. | 6 shovels and 14 dumpers on days 9 and 10 |
| B. | 24 shovels and 10 dumpers on days 3 and 4 |
| C. | 30 shovels and 90 dumpers on all days |
| D. | 10 shovels and 24 dumpers on days 3 and 4 |
| Answer» E. | |
| 1276. |
Consider the following statements :A good soil for making bricks should contain1. about 30% alumina 2. about 10% lime nodules 3. a small quantity of iron oxides 4. about 15% magnesia.Of these statements : |
| A. | 1 and 2 are correct |
| B. | 1 and 3 are correct |
| C. | 1, 3 and 4 are correct |
| D. | 2, 3 and 4 are correct |
| Answer» C. 1, 3 and 4 are correct | |
| 1277. |
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 | |
| 1278. |
In the phase diagrams given, the change due to initial state changing into final state is shown due to consolidation. Depth of soil layer undergoing consolidation is H ; e0 is initial void ratio; ef is final void ratio ; e is change in void ratio. Indicate which of the following expressions gives settlement of the layer : |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/75-1014-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/75-1014-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/75-1014-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/75-1014-4.png"> |
| Answer» E. | |
| 1279. |
Neglecting self weight, which of the following beams will have points of contraflexure ? |
| A. | A simply supported beam with uniformly distributed load over part of the structure |
| B. | An overhanging beam with loading only over supported span and not on overhangs |
| C. | Fixed beam subjected to concentrated load |
| D. | Cantilever beam subjected to uniformly varying load with zero load at free end |
| Answer» D. Cantilever beam subjected to uniformly varying load with zero load at free end | |
| 1280. |
Which one of the following closely represents the shape of the earth? |
| A. | Spheroid |
| B. | Ellipsoid |
| C. | Oblate spheroid |
| D. | Prolate spheroid |
| Answer» D. Prolate spheroid | |
| 1281. |
In an old map, line PQ was drawn to a magnetic bearing of 6 32', the magnetic declination at that time being 1 East. The present magnetic declination is 9 42' East. The magnetic bearing to which the line is set at present is |
| A. | 357 50' |
| B. | 356 50' |
| C. | 3 10' |
| D. | 2 10' |
| Answer» B. 356 50' | |
| 1282. |
Based on the Gaussian law of distribution of random errors, the number of errors that are expected to exceed the limit of a, where 0 represents the standard deviation, out of 1000 observations is |
| A. | 317 |
| B. | 46 |
| C. | 30 |
| D. | 3 |
| Answer» B. 46 | |
| 1283. |
A round steel bar of overall length 40 cm consists of two equal portions of 29 cm each having diameters of 10 cm and 8 cm respectively. If the rod is subjected to a tensile load of 10 tones, the elongation will be given by :(E = 2 x 106 kg/cm2) |
| A. | 1/10 (1/25 + 1/16) cm |
| B. | 2/10 (1/25 + 1/16) cm |
| C. | 3/10 (1/25 + 1/16) cm |
| D. | 4/10 (1/25 + 1/16) cm |
| Answer» B. 2/10 (1/25 + 1/16) cm | |
| 1284. |
Consider the following statements :A critical activity in a CPM network has1. The longest duration of all activities2. zero total float3. zero for float4. The shortest duration of all activitieswhich one of the statements given above are correct ? |
| A. | 1 and 2 |
| B. | 1 and 3 |
| C. | 2 and 3 |
| D. | 3 and 4 |
| Answer» B. 1 and 3 | |
| 1285. |
Which one of the following is the correct statement ? A heterotroph is an organism that obtains |
| A. | its cell carbon from an inorganic source. |
| B. | its energy from the oxidation of simple inorganic compounds. |
| C. | its cell carbon as well as its energy from organic matter. |
| D. | its energy from a natural ecosystem. |
| Answer» D. its energy from a natural ecosystem. | |
| 1286. |
Westergaard's formula for vertical stress gives greater value of stress than that by the Boussinesq's formula, when r/z exceeds : |
| A. | 1.5 |
| B. | 2.5 |
| C. | 3.5 |
| D. | 4.0 |
| Answer» B. 2.5 | |
| 1287. |
Which one of the following pairs is correctly matched ? |
| A. | Sandstone....Igneous rock |
| B. | Limestone....Sedimentary rock |
| C. | Basalt....Metamorphic rock |
| D. | Granite....Argiliaceous rock |
| Answer» C. Basalt....Metamorphic rock | |
| 1288. |
A line of true length 500 m when measured by a 20 m tape is reported to be 502 m long. The correct length of the tape is |
| A. | 19.92 m |
| B. | 20.08 m |
| C. | 20.80 m |
| D. | 21 m |
| Answer» C. 20.80 m | |
| 1289. |
Where should splices in the columns be provided ? |
| A. | At the floor levels |
| B. | At the mid height of columns |
| C. | At the beam-column joints |
| D. | At one-fourth height of columns |
| Answer» E. | |
| 1290. |
In a hydraulic jump occurring in a horizontal rectangular channel, the sequent depths are 0.3 m and 1.2 m. What is the approximate value of energy loss in the jump ? |
| A. | 1.5 m |
| B. | 0.9 m |
| C. | 0.5 m |
| D. | 0.35 m |
| Answer» D. 0.35 m | |
| 1291. |
The function of coping is to serve as a : |
| A. | Covering to the wall to throw off water |
| B. | ornamental course between lintel level and roof level |
| C. | Projection from a wall to support a structural member |
| D. | shade against solar radiation |
| Answer» B. ornamental course between lintel level and roof level | |
| 1292. |
A three-hinged circular arch ACB is formed by two quadrants of circles AC and BC of radii 2R and R respectively with C as crown, as shown in the figure at side. Consider the following in respect of the reactive forces developed at support A and B due to concentrated load W at the Crown. 1. Line of action RA at A is inclined as 45 to the horizontal. 2. VA = VB = W/2 3. HB = 2 HA 4. HA = HB = W/2 Which of the above is/are correct ? |
| A. | 1 and 3 |
| B. | 2 and 3 |
| C. | 1, 2 and 4 |
| D. | 4 only |
| Answer» B. 2 and 3 | |
| 1293. |
In a rectangular channel, the depths of flow before and after the hydraulic jump are respectively 0.2 m and 1.2 m. What is the energy loss in the jump ? |
| A. | 1.042 m |
| B. | 2.084 m |
| C. | 3.126 m |
| D. | 4.168 m |
| Answer» B. 2.084 m | |
| 1294. |
Laboratory vane shear test can also be used to determine |
| A. | Shear parameters of silty sand |
| B. | Shear parameters of sandy clay |
| C. | Liquid limit of silty clay |
| D. | Plastic limit of clayey silt |
| Answer» E. | |
| 1295. |
Acidic soils are reclaimed by |
| A. | leaching of the soil |
| B. | using limestone as a soil amendment |
| C. | using gypsum as a soil amendment |
| D. | provision of drainage |
| Answer» C. using gypsum as a soil amendment | |
| 1296. |
A ball of mass 1 kg moving with a velocity 2 m/s collides directly with a m2 stationary ball of mass 2 kg. If the first ball comes to rest after the impact, what is the velocity of the second ball after impact ? |
| A. | 1.0 m/s |
| B. | zero |
| C. | 2 m/s |
| D. | 0.5 m/s |
| Answer» B. zero | |
| 1297. |
Consider the following statements :Soft varieties of pig iron are also known as1. foundry pig 2. grey pig3. forge pig4. mottled pig.Of these statements : |
| A. | 1, 2, 3 and 4 are correct |
| B. | 1 alone is correct |
| C. | 1 and 2 are correct |
| D. | 3 and 4 are correct |
| Answer» B. 1 alone is correct | |
| 1298. |
What is number of categories into which masonry buildings are divided on the basis of earthquake resistance features ? |
| A. | Five |
| B. | Four |
| C. | Three |
| D. | Two |
| Answer» B. Four | |
| 1299. |
A mild steel bar is 40 cm long. The lengths of parts AB and BC of the bar are 20 cm each. It is loaded as shown in the given figure. The ratio of the stresses, 1 in part AB to 2 in part BC is |
| A. | 2 |
| B. | 1/2 |
| C. | 4 |
| D. | 1/4 |
| Answer» C. 4 | |
| 1300. |
Zero hardness of water is achieved by : |
| A. | using lime soda process |
| B. | excess lime treatment |
| C. | ion exchange method |
| D. | using excess alum dosage |
| Answer» D. using excess alum dosage | |