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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.
| 1501. |
Consider the following statements with reference to oxidation ponds :1. They require high initial investments2. They have low operational cost3. They are also called stabilization ponds.Which of the statements given above are correct ? |
| A. | 1 and 2 |
| B. | 2 and 3 |
| C. | 1 and 3 |
| D. | 1, 2 and 3 |
| Answer» C. 1 and 3 | |
| 1502. |
Consider the following factors pertaining to flow through soil:1. Hydraulic gradient2. Grain size3. Void ratio4. Cross-sectional area of the sample.Of these, the factors affecting permeability include |
| A. | 1 and 4 |
| B. | 2 and 3 |
| C. | 1, 2 and 3 |
| D. | 2, 3 and 4 |
| Answer» C. 1, 2 and 3 | |
| 1503. |
In drawing AOA networks and making time computations, the following processes are involved :1. Activity listing2. Work breakdown structure3. Activity time allotment4. Consideration of available resources for each activity5. Activity dependencies6. Float computations7. Backward path computation8. Project duration9. Forward path computationWhat is the correct sequence of the processes given above ? |
| A. | 1, 2, 4, 3, 9, 7, 5, 6, 8 |
| B. | 2, 1, 4, 3, 5, 9, 8, 7, 6 |
| C. | 4, 1, 3, 2, 9, 5, 7, 8, 6 |
| D. | Any sequence can be followed but 6 and 7 will be the last two ones |
| Answer» B. 2, 1, 4, 3, 5, 9, 8, 7, 6 | |
| 1504. |
Consider the following statements :In a uni-dimensional stress system, the principal plane is defined as one on which the 1. shear stress is zero. 2. normal stress is zero.3. shear stress is maximum. 4. normal stress is maximum. Of these statements : |
| A. | 1 and 2 are correct |
| B. | 2 and 3 are correct |
| C. | 1 and 4 are correct |
| D. | 3 and 4 are correct |
| Answer» D. 3 and 4 are correct | |
| 1505. |
The distance between two bench marks is 1000 m. If during levelling, the total error due to collimation, curvature and refraction is found to be + 0.120 m, then the magnitude of the collimation error is |
| A. | 0.00527 m |
| B. | 0.0527 m |
| C. | 0.527 m |
| D. | 0.673 m |
| Answer» C. 0.527 m | |
| 1506. |
Which one of the following is considered to be an advantage of the heading and benching method of tunes construction ? |
| A. | It is suitable for construction in unstable rocks |
| B. | In this method, it is easy to install timber support |
| C. | Tunnelling can be continous and the work can be expedited |
| D. | In case of excessive water, it is easy to take corrective steps |
| Answer» D. In case of excessive water, it is easy to take corrective steps | |
| 1507. |
In a close-coiled helical spring subjected to an axial load, other quantities remaining the same, if the wire diameter is doubled, then the stiffness of the spring when compared to the original one, will become |
| A. | twice |
| B. | four times |
| C. | eight times |
| D. | sixteen times |
| Answer» E. | |
| 1508. |
Consider the following statements :Wind rose diagram is used for the purpose of1. runway orientation.2. estimating the runway capacity3. geometric design of holding apron.Of these statements : |
| A. | 1 and 2 are correct |
| B. | 2 and 3 are correct |
| C. | 1 and 3 are correct |
| D. | 1 alone is correct |
| Answer» E. | |
| 1509. |
At the same mean velocity, what is the ratio of head loss per unit length for a sewer pipe flowing full to that for the same pipe flowing half full ? |
| A. | 2.0 |
| B. | 1.7 |
| C. | 1.0 |
| D. | 0.6 |
| Answer» B. 1.7 | |
| 1510. |
A heavy elastic ball drops from the ceiling of a room, and after rebounding once from the floor, reaches a height equal to three-fourth of that of the ceiling. The coefficient of restitution will be |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/08-35-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/08-35-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/08-35-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/08-35-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/08-35-3.png"> | |
| 1511. |
A beam of rectangular section having simply supported span L, is subject to a concentrated load at its mid-span. What is the length of elasto-plastic zone of the plastic hinge ? |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/16-1243-2.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/16-1243-1.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/25-1300-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/25-1300-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/16-1243-1.png"> | |
| 1512. |
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 | |
| 1513. |
In a compression member, plate element may buckle locally before the entire member fails. To avoid this, which of the following recommendations are made ?1. Thickness of members is taken in terms of lengths of compression members2. Length of element is increased3. Length of member is increased4. Outstand is decreasedSelect the correct answer using the codes given below: |
| A. | 1, 2 and 3 |
| B. | 1, 3 and 4 |
| C. | 2 and 3 |
| D. | 1 and 4 |
| Answer» E. | |
| 1514. |
The deflection at the free end of a cantilever of rectangular cross-section due to certain loading of 0.8 cm. If the depth of the section is doubled keeping the width the same, then the deflection at the free end due to the same loading will be |
| A. | 0.1 cm |
| B. | 0.4 cm |
| C. | 0.8 cm |
| D. | 1.6 cm |
| Answer» B. 0.4 cm | |
| 1515. |
A particle is moving on a plane curve with velocity v. 's' is the arc length of the particle from a fixed point on the curve and (r, ) its position coordinates at time 't'. The transverse component of the acceleration of the particle is given by |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-588-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-588-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-588-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-588-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-588-3.png"> | |
| 1516. |
The depreciation charges for a machine are thirty paise per working hour. The machine has a scrap value of Rs 2, 000 and a working hour average life of 24000 hours. What is the purchase price of the machine ? |
| A. | Rs. 1, 800 |
| B. | Rs. 7, 200 |
| C. | Rs. 9, 200 |
| D. | Rs. 14, 275 |
| Answer» D. Rs. 14, 275 | |
| 1517. |
Denehy's groyne is a special type of groyne which is : |
| A. | Pointing upstream |
| B. | Pointing downstream |
| C. | Hockey type |
| D. | T - headed |
| Answer» E. | |
| 1518. |
As a natural material, timber is which one of the following ? |
| A. | Isotropic |
| B. | Anisotropic |
| C. | Homogeneous |
| D. | Heterogeneous |
| Answer» C. Homogeneous | |
| 1519. |
Consider the implicit details between, before and after successive steps in/within the order while doing time computations on a CPM network. (FP => Forward Pass; BP => Backward Pass; LET => Late Event Time; EET => Early Event Time; TF => Total Float; PD => Project Duration; AD => Activity Duration)The correct sequence of computation would be |
| A. | EET, PD, LET, TF |
| B. | EET, PD, LET, AD |
| C. | AD, EET, BP, PD |
| D. | FP, EET, TF, PD |
| Answer» D. FP, EET, TF, PD | |
| 1520. |
The frame shown in the given figure has |
| A. | one unknown reaction component |
| B. | two unknown reaction components |
| C. | three unknown reaction components |
| D. | six unknown reaction components |
| Answer» E. | |
| 1521. |
Following data are given for two soil samples A and B : Sample A : Void ratio = 1, total volume = 1 m3 Sample B : Void ratio = 2, total volume = 1 m3.The two samples are mixed and compacted in a mould to a volume of 1 m3. Which one of the following figures correctly indicates the porosity of the compacted soil ? |
| A. | 17% |
| B. | 54% |
| C. | 60% |
| D. | 83% |
| Answer» B. 54% | |
| 1522. |
The laboratory tests on a sample yielded the following results :Plasticity index : 32 %Liquidity index : - 0.15, Activity number: 1.58.Which of the following inferences can be drawn ?1. The soil is very stiff.2. The soil is medium soft.3. The soil is highly plastic.4. The soil is medium plastic.5. The soil is active.Select the correct answer using the codes given below : |
| A. | 1, 3 ana 5 |
| B. | 1, 3 and 4 |
| C. | 2, 3 and 5 |
| D. | 1, 2 and 4 |
| Answer» B. 1, 3 and 4 | |
| 1523. |
Duration along the critical path defines which of the following ?1. Shortest duration needed2. Shortest duration permissible3. Longest duration needed4. Longest duration permissibleSelect the correct answer using the code given below : |
| A. | 1 and 2 only |
| B. | 1 and 4 only |
| C. | 2 and 3 only |
| D. | 3 and 4 only |
| Answer» C. 2 and 3 only | |
| 1524. |
Consider the following parameters related to a rotary intersection :1. Width of the weaving section.2. Length of the weaving section.3. Proportion of weaving traffic.4. Weaving angle.5. Width of the carriageway at entry.Capacity is generally expressed in terms of |
| A. | 1, 2, 3 and 4 |
| B. | 1, 2, 3 and 5 |
| C. | 1, 2 and 3 |
| D. | 4 and 5 |
| Answer» E. | |
| 1525. |
Consider the following statements :I. The intersection of the first and last ray in funicular diagram is on the line of action of the resultant.II. Intersection of first and last ray in polar diagram gives the magnitude of the resultant. Of these statements : |
| A. | both I and II are true |
| B. | I is false but II is true |
| C. | I is true but II is false |
| D. | both I and II are false |
| Answer» D. both I and II are false | |
| 1526. |
How are concrete mixers specified ? |
| A. | By the number of cement bags used in a batch |
| B. | By the nominal volume of concrete that can be mixed in a batch |
| C. | By the volume of water used |
| D. | By the volume of aggregate used |
| Answer» C. By the volume of water used | |
| 1527. |
In photogrammetric surveying, the image of the top of the hill is 90 mm, from the principal point of the photograph. If the elevation of the top of the hill is 500 m and the flying height is 5000 m above datum, then the relief displacement is |
| A. | 0.9 mm |
| B. | 9 mm |
| C. | 90 mm |
| D. | 900 mm |
| Answer» C. 90 mm | |
| 1528. |
The phenomenon of decreased resistance of a material due to reversal of stress is called |
| A. | resilience |
| B. | elasticity |
| C. | creep |
| D. | fatigue |
| Answer» E. | |
| 1529. |
The upstream slope of an earth dam under steady seepage condition is |
| A. | equipotential line |
| B. | phreaticline |
| C. | flow-line |
| D. | seepage line |
| Answer» B. phreaticline | |
| 1530. |
What are the magnitudes of horizontal and vertical support reactions, respectively at support. A of the frame shown in figure below ? |
| A. | 16 kN, 18 kN |
| B. | 16 kN, 6 kN |
| C. | 6 kN, 16 kN |
| D. | 8 kN, 6 kN |
| Answer» C. 6 kN, 16 kN | |
| 1531. |
Consider the following statements :Shrinkage of concrete depends upon the1. relative humidity of the atmosphere.2. passage of time.3. applied stress.Which of these statements is/are correct ? |
| A. | 1 and 2 |
| B. | 2 and 3 |
| C. | 1 alone |
| D. | 1, 2 and 3 |
| Answer» B. 2 and 3 | |
| 1532. |
The discharge per metre width at the foot of a spillway is 10 m3/s at a velocity of 20 m/s. A perfect free hydraulic jump will occur at the foot of the spillway when the tail water depth is approximately equal to |
| A. | 4.50 m |
| B. | 5.00 m |
| C. | 5.50 m |
| D. | 6.50 m |
| Answer» E. | |
| 1533. |
Which one of the following is the appropriate triaxial test to assess the immediate stability of an unloading problem, such as an excavation of a clay slope ? |
| A. | UU test |
| B. | CU test |
| C. | CD test |
| D. | Unconsolidated drained test |
| Answer» C. CD test | |
| 1534. |
A mild steel flat subjected to a tensile force of 84 tonnes is connected to a gusset plate using rivets. If the forces required to shear a single rivet, to crush the rivet and to tear the plate per pitch length are 5000 kg, 8000 kg and 6000 kg respectively, then the number of rivets required is |
| A. | 12 |
| B. | 14 |
| C. | 16 |
| D. | 17 |
| Answer» E. | |
| 1535. |
What does the confining pressure used in triaxial compression tests on an undisturbed soil sample represent ? |
| A. | The in-situ total normal stress |
| B. | The in-situ total lateral stress |
| C. | The in-situ effective average principal stress |
| D. | The in-situ shear stress |
| Answer» C. The in-situ effective average principal stress | |
| 1536. |
A point load applied at shear centre induces : |
| A. | Zero shear force |
| B. | Zero bending |
| C. | Pure twisting |
| D. | Pure bending |
| Answer» E. | |
| 1537. |
A bar of elastic material is subjected to a direct compressive stress 1 in the longitudinal direction. Suitable lateral compressive stress 2 is applied along each of the other two lateral directions to limit the net strain in each of the lateral directions to half the magnitude of what it could be under 1 acting alone. If is the Poisson's ratio of the material, then the magnitude of 2 is |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-592-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-592-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-592-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-592-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/98-592-4.png"> | |
| 1538. |
In a simply supported wooden beam under uniformly distributed load, a hole has to be made in the breadthwise direction at mid-span to provide a pipeline. From structural strength point of view, it would be advisable to have the hole made at |
| A. | the bottom |
| B. | the top |
| C. | mid-depth |
| D. | 1/4 depth either from the top or the bottom |
| Answer» D. 1/4 depth either from the top or the bottom | |
| 1539. |
The water supply to a house begins with the connection of the service pipe with the municipal water mains. The connections comprises :1. Stopcock 2. Goose neck3. Ferrule 4. Water meterThe correct statement of these connections is : |
| A. | 1, 2, 3, 4 |
| B. | 3, 1, 2, 4 |
| C. | 3, 2, 1, 4 |
| D. | 1, 2, 4, 3 |
| Answer» D. 1, 2, 4, 3 | |
| 1540. |
A journey from work to home made by walking to the bus, travelling by bus to the station and completing the journey by train is regarded as |
| A. | 4 trips |
| B. | 3 trips |
| C. | 2 trips |
| D. | 1 trip |
| Answer» E. | |
| 1541. |
If P is the direct load, L is the length of the member, A is the uniform area of cross-section and E is the Young's modulus; then strain energy due to direct stress caused by a gradually applied load is |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/02-1150-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/02-1150-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/02-1150-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/02-1150-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/02-1150-2.png"> | |
| 1542. |
A T-section is used as a simply supported beam with uniform loading. The maximum bending stress for a given load will occur at the |
| A. | top of the section |
| B. | C.G. of the section |
| C. | mid-point of the depth of section |
| D. | bottom of the section |
| Answer» E. | |
| 1543. |
If the width of a carriageway is 5.5 m, then what is it called ? |
| A. | Single lane |
| B. | two lanes |
| C. | intermediate lane |
| D. | Multi-lane |
| Answer» D. Multi-lane | |
| 1544. |
The principle of virtual work states that the virtual work is zero for |
| A. | a body moving with constant linear velocity |
| B. | a body rotating with constant angular velocity |
| C. | a body in equilibrium |
| D. | a body moving with constant linear acceleration |
| Answer» D. a body moving with constant linear acceleration | |
| 1545. |
The distance of the centroid of a semi-circle of radius r from its base is |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/90-555-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/90-555-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/90-555-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/90-555-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/90-555-4.png"> | |
| 1546. |
Which one of the following is the correct expression for the versine (h) of a curve ?(Where l = length of rail on the curve portion and r = radius of curvature) |
| A. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/34-1365-1.png"> |
| B. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/34-1365-2.png"> |
| C. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/34-1365-3.png"> |
| D. | <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/34-1365-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/upsc-civil-service-exam-questions/34-1365-4.png"> | |
| 1547. |
At a hydraulic jump, the depths at the two sides are 0.4 m and 1.4 m. The head loss in the jump is nearly |
| A. | 1.0 m |
| B. | 0.9 m |
| C. | 0.7 m |
| D. | 0.45 m |
| Answer» E. | |
| 1548. |
A 12 kg mass rests on a surface for which the coefficient of friction is = 0.15. What is the smallest force that can give the mass acceleration of 3 m/s2 ? (Take g = 10 m/s2). |
| A. | 120 N |
| B. | 100 N |
| C. | 65 N |
| D. | 54 N |
| Answer» C. 65 N | |
| 1549. |
The base width of a soil gravity dam is 25 m. The material of the dam has a specific gravity of 2.56 and the dam is designed as an elementary profile ignoring uplift. What is the approximate allowable height of the dam ? |
| A. | 64 m |
| B. | 40 m |
| C. | 164 m |
| D. | 80 m |
| Answer» C. 164 m | |
| 1550. |
In a gusseted base, when the end of the column is machined smooth for complete bearing, the axial load is transferred to base slab : |
| A. | Fully through fastening |
| B. | Fully by direct bearing |
| C. | 50 % by direct bearing and 50% through fastening |
| D. | 60 % by direct bearing and 40% through fastening |
| Answer» C. 50 % by direct bearing and 50% through fastening | |