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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.
| 3401. |
The forces acting normally on the cross section of a bar shown in the given figure introduce |
| A. | compressive stress |
| B. | tensile stress |
| C. | shear stress |
| D. | none of these. |
| Answer» B. tensile stress | |
| 3402. |
The deflection of a uniform circular bar of diameter d and length l, which extends by an amount e under a tensile pull W, when it carries the same load at its mid-span, is |
| A. | <img src="/_files/images/civil-engineering/theory-of-structures/89-21-93-1.png"> |
| B. | <img src="/_files/images/civil-engineering/theory-of-structures/89-21-93-2.png"> |
| C. | <img src="/_files/images/civil-engineering/theory-of-structures/89-21-93-3.png"> |
| D. | <img src="/_files/images/civil-engineering/theory-of-structures/89-21-93-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/theory-of-structures/89-21-93-4.png"> | |
| 3403. |
A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm2, the bending strain energy stored in the bar, is |
| A. | 411 N mm |
| B. | 511 N mm |
| C. | 611 Nmm |
| D. | 711 N mm |
| Answer» D. 711 N mm | |
| 3404. |
The deflection curve for the portal frame shown in the given figure is |
| A. | <img src="/_files/images/civil-engineering/theory-of-structures/96-21-173-1.png"> |
| B. | <img src="/_files/images/civil-engineering/theory-of-structures/96-21-173-2.png"> |
| C. | <img src="/_files/images/civil-engineering/theory-of-structures/96-21-173-3.png"> |
| D. | <img src="/_files/images/civil-engineering/theory-of-structures/96-21-173-4.png"> |
| Answer» E. | |
| 3405. |
A close coil helical spring when subjected to a moment M having its axis along the axis of the helix |
| A. | it is subjected to pure bending |
| B. | its mean diameter will decrease |
| C. | its number of coils will increase |
| D. | all the above. |
| Answer» B. its mean diameter will decrease | |
| 3406. |
The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is |
| A. | <img src="/_files/images/civil-engineering/theory-of-structures/83-21-30-1.png"> |
| B. | <img src="/_files/images/civil-engineering/theory-of-structures/83-21-30-2.png"> |
| C. | 1 |
| D. | 2 |
| E. | 3 |
| Answer» E. 3 | |
| 3407. |
The ratio of the area of cross-section of a circular section to the area of its core, is |
| A. | 4 |
| B. | 8 |
| C. | 12 |
| D. | 16 |
| Answer» E. | |
| 3408. |
The yield moment of a cross section is defined as the moment that will just produce the yield stress in |
| A. | the outer most fibre of the section |
| B. | the inner most fibre of the section |
| C. | the neutral fibre of the section |
| D. | the fibre everywhere |
| Answer» B. the inner most fibre of the section | |
| 3409. |
The ratio of lateral strain to axial strain of a homogeneous material, is known |
| A. | Yield ratio |
| B. | Hooke's ratio |
| C. | Poisson's ratio |
| D. | Plastic ratio. |
| Answer» D. Plastic ratio. | |
| 3410. |
At yield point of a test piece, the material |
| A. | obeys Hooke's law |
| B. | behaves in an elastic manner |
| C. | regains its original shape on removal of the load |
| D. | undergoes plastic deformation. |
| Answer» E. | |
| 3411. |
For the close coil helical spring of the maximum deflection is |
| A. | <img src="/_files/images/civil-engineering/theory-of-structures/92-21-131-1.png"> |
| B. | <img src="/_files/images/civil-engineering/theory-of-structures/92-21-131-2.png"> |
| C. | <img src="/_files/images/civil-engineering/theory-of-structures/92-21-130-3.png"> |
| D. | <img src="/_files/images/civil-engineering/theory-of-structures/92-21-131-4.png"> |
| E. | <img src="/_files/images/civil-engineering/theory-of-structures/92-21-131-5.png"> |
| Answer» F. | |
| 3412. |
The moment of inertia of a triangular section (height h, base b) about its base, is |
| A. | <img src="/_files/images/civil-engineering/theory-of-structures/86-21-64-1.png"> |
| B. | <img src="/_files/images/civil-engineering/theory-of-structures/86-21-64-2.png"> |
| C. | <img src="/_files/images/civil-engineering/theory-of-structures/86-21-64-3.png"> |
| D. | <img src="/_files/images/civil-engineering/theory-of-structures/86-21-64-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/theory-of-structures/86-21-64-4.png"> | |
| 3413. |
The vertical reaction for the arch is |
| A. | <img src="/_files/images/civil-engineering/theory-of-structures/95-21-163-1.png"> |
| B. | <img src="/_files/images/civil-engineering/theory-of-structures/95-21-163-2.png"> |
| C. | <img src="/_files/images/civil-engineering/theory-of-structures/95-21-163-3.png"> |
| D. | <img src="/_files/images/civil-engineering/theory-of-structures/95-21-163-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/theory-of-structures/95-21-163-2.png"> | |
| 3414. |
A bar of square section of area a2 is held such that its one of its diameters is vertical. The maximum shear stress will develop at a depth h where h is |
| A. | <img src="/_files/images/civil-engineering/theory-of-structures/87-21-77-1.png"> |
| B. | <img src="/_files/images/civil-engineering/theory-of-structures/87-21-77-2.png"> |
| C. | <img src="/_files/images/civil-engineering/theory-of-structures/87-21-77-3.png"> |
| D. | <img src="/_files/images/civil-engineering/theory-of-structures/87-21-77-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/theory-of-structures/87-21-77-3.png"> | |
| 3415. |
Suitable spacing of timber piles, is |
| A. | 50 cm |
| B. | 60 cm |
| C. | 70 cm |
| D. | 80 cm |
| E. | 90 cm. |
| Answer» F. | |
| 3416. |
The sill of a common wooden partition is |
| A. | vertical wooden member on either end |
| B. | lower horizontal wooden member |
| C. | upper horizontal wooden member |
| D. | intermediate horizontal wooden member. |
| Answer» C. upper horizontal wooden member | |
| 3417. |
The concrete slump recommended for foundations, is |
| A. | 25 to 50 mm |
| B. | 30 to 125 mm |
| C. | 50 to 100 mm |
| D. | 75 to 125 mm |
| E. | none of these. |
| Answer» D. 75 to 125 mm | |
| 3418. |
The minimum thickness of walls built in cement mortar (1 : 6) for a single storey building, is |
| A. | 10 cm |
| B. | 15 cm |
| C. | 20 cm |
| D. | 25 cm |
| E. | 30 cm. |
| Answer» D. 25 cm | |
| 3419. |
The form work from the slabs excluding props, can be removed only after |
| A. | 1 day |
| B. | 4 days |
| C. | 7 days |
| D. | 14 days |
| Answer» C. 7 days | |
| 3420. |
By applying the static equations i.e. H = 0, V = 0 and M = 0, to a determinate structure, we may determine |
| A. | supporting reactions only |
| B. | shear forces only |
| C. | bending moments only |
| D. | internal forces only |
| E. | all the above. |
| Answer» F. | |
| 3421. |
The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is |
| A. | <img src="/_files/images/civil-engineering/theory-of-structures/88-21-87-1.png"> |
| B. | <img src="/_files/images/civil-engineering/theory-of-structures/89-21-94-2.png"> |
| C. | <img src="/_files/images/civil-engineering/theory-of-structures/89-21-94-3.png"> |
| D. | <img src="/_files/images/civil-engineering/theory-of-structures/89-21-94-4.png"> |
| E. | 1.0 |
| Answer» D. <img src="/_files/images/civil-engineering/theory-of-structures/89-21-94-4.png"> | |
| 3422. |
If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 x 105 N/mm2) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm2, the angle of twist in radians, is |
| A. | 0.001 |
| B. | 0.002 |
| C. | 0.0025 |
| D. | 0.003 |
| E. | 0.005 |
| Answer» D. 0.003 | |
| 3423. |
The maximum B.M. due to an isolated load in a three hinged parabolic arch, (span l, rise h) having one of its hinges at the crown, occurs on either side of the crown at a distance |
| A. | <img src="/_files/images/civil-engineering/theory-of-structures/95-21-167-1.png"> |
| B. | <img src="/_files/images/civil-engineering/theory-of-structures/95-21-167-2.png"> |
| C. | <img src="/_files/images/civil-engineering/theory-of-structures/95-21-167-3.png"> |
| D. | <img src="/_files/images/civil-engineering/theory-of-structures/95-21-167-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/theory-of-structures/95-21-167-4.png"> | |
| 3424. |
The moment diagram for a cantilever carrying a concentrated load at its free end, will be |
| A. | triangle |
| B. | rectangle |
| C. | parabola |
| D. | cubic parabola. |
| Answer» B. rectangle | |
| 3425. |
The moment of inertia of a floating body along its longitudinal axis and the volume of water displaced by it are I and V respectively. The height of the metacentre above centre of buoyancy of the body, is |
| A. | <img src="/_files/images/civil-engineering/hydraulics/156-7.204-1.png"> |
| B. | <img src="/_files/images/civil-engineering/hydraulics/156-7.204-2.png"> |
| C. | <img src="/_files/images/civil-engineering/hydraulics/156-7.204-3.png"> |
| D. | <img src="/_files/images/civil-engineering/hydraulics/156-7.204-4.png"> |
| E. | <img src="/_files/images/civil-engineering/hydraulics/156-7.204-5.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/hydraulics/156-7.204-4.png"> | |
| 3426. |
In case of principal axes of a section |
| A. | sum of moment of inertia is zero |
| B. | difference of moment inertia is zero |
| C. | product of moment of inertia is zero |
| D. | none of these. |
| Answer» D. none of these. | |
| 3427. |
The forces acting normally on the cross section of a bar shown in the given figure introduce |
| A. | compressive stress |
| B. | tensile stress |
| C. | shear stress |
| D. | none of these. |
| Answer» C. shear stress | |
| 3428. |
If a concrete column 200 x 200 mm in cross-section is reinforced with four steel bars of 1200 mm2 total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm2 and Es is 15 Ec |
| A. | 264 MN |
| B. | 274 MN |
| C. | 284 MN |
| D. | 294 MN |
| E. | None of these. |
| Answer» D. 294 MN | |
| 3429. |
Specific weight of liquid |
| A. | remains constant at every place |
| B. | does not remain constant at every place |
| C. | varies from place to place on the earth |
| D. | does not vary on any other planet. |
| Answer» E. | |
| 3430. |
The shear stress distribution in viscous fluid through a circular pipe is : |
| A. | maximum at the centre |
| B. | maximum at the inside of surface |
| C. | same throughout the section |
| D. | none of these. |
| Answer» D. none of these. | |
| 3431. |
For most economical rectangular section of a channel, the depth is kept |
| A. | one-fourth of the width |
| B. | three times the hydraulic radius |
| C. | half the width |
| D. | hydraulic mean depth |
| E. | none of these. |
| Answer» D. hydraulic mean depth | |
| 3432. |
In fluids, steady flow occurs when |
| A. | conditions of flow change steadily with time |
| B. | conditions of flow do not change with time at a point |
| C. | conditions of flow remain the same at adjacent point |
| D. | velocity vector remains constant at a point. |
| Answer» C. conditions of flow remain the same at adjacent point | |
| 3433. |
Manning's formula is used for |
| A. | flow in open channels |
| B. | head loss due to friction in open channels |
| C. | head loss due to friction in pipes flowing full |
| D. | flow in pipes. |
| Answer» C. head loss due to friction in pipes flowing full | |
| 3434. |
In India the modes of transportation, in the order of their importance, are |
| A. | air transport, shipping, roads, railways |
| B. | shipping, roads, railways, air transport |
| C. | roads, railways, air transport, shipping |
| D. | railways, roads, shipping, air transport |
| E. | shipping, railways, roads, air transport. |
| Answer» E. shipping, railways, roads, air transport. | |
| 3435. |
The desirable camber for straight cement concrete roads, is |
| A. | 1 in 33 to 1 in 25 |
| B. | 1 in 40 to 1 in 33 |
| C. | 1 in 150 to 1 in 140 |
| D. | 1 in 160 to 1 in 140 |
| E. | none of these. |
| Answer» E. none of these. | |
| 3436. |
Along high ways confirmatory route markers are generally fixed |
| A. | before the crossing on the left side |
| B. | after the crossing on the left side |
| C. | before the crossing on the right side |
| D. | after the crossing on the right side. |
| Answer» C. before the crossing on the right side | |
| 3437. |
The first stage of deciding the alignment of a hill road, is |
| A. | reconnaissance |
| B. | detailed survey |
| C. | trace-out |
| D. | preliminary survey. |
| Answer» B. detailed survey | |
| 3438. |
The efficiency of the brakes of a vehicle depends upon |
| A. | condition of road surface |
| B. | condition of the tyres |
| C. | presence of the show moisture |
| D. | all the above. |
| Answer» E. | |
| 3439. |
The absolute minimum radius of horizontal curve for a design speed 60 km ph is |
| A. | 131 m |
| B. | 210 m |
| C. | 360 m |
| D. | none of these. |
| Answer» E. | |
| 3440. |
Minimum thickness of the base of a flexible pavement, is |
| A. | 10 cm |
| B. | 15 cm |
| C. | 20 cm |
| D. | 25 cm |
| E. | 30 cm. |
| Answer» B. 15 cm | |
| 3441. |
The width formation of a road means the width of |
| A. | carriageway |
| B. | pavement and shoulders |
| C. | embankment at ground level |
| D. | embankment at the top level. |
| Answer» E. | |
| 3442. |
To construct a 10 cm thick partition wall, you will prefer |
| A. | English bond |
| B. | Flemish bond |
| C. | Header bond |
| D. | Stretcher bond. |
| Answer» E. | |
| 3443. |
A cut in frame of a door to receive the shutter, is called |
| A. | louver |
| B. | stop |
| C. | horn |
| D. | rebate. |
| Answer» E. | |
| 3444. |
For effective drainage, the finished surface of flat roof should have a minimum slope of |
| A. | 1 in 20 |
| B. | 1 to 50 |
| C. | 1 in 10 |
| D. | 1 in 5. |
| Answer» B. 1 to 50 | |
| 3445. |
Pick up the correct specification of one-room quarters generally adopted from the following : |
| A. | six quarters in a row |
| B. | the size of room is either 3.5 m x 3 m or 4.2 m x 2.5 m |
| C. | the front verandah is kept 2 m wide. |
| D. | all the above. |
| Answer» E. | |
| 3446. |
Ornamental moulded course placed on the top of a wall, is |
| A. | cornice |
| B. | coping |
| C. | frieze |
| D. | lintal. |
| Answer» B. coping | |
| 3447. |
To stagger vertical joints in successive courses of a wall, a piece of brick is generally used at the end of the course, which is known as |
| A. | bat |
| B. | header |
| C. | stretcher |
| D. | closer. |
| Answer» E. | |
| 3448. |
For plastering the exposed brick walls, the cement sand mortar should be |
| A. | 1:2 |
| B. | 1:3 |
| C. | 1:4 |
| D. | 1:6 |
| E. | 1:8. |
| Answer» D. 1:6 | |
| 3449. |
The vertical members fixed between steps and hand rail, are known |
| A. | balusters |
| B. | strings |
| C. | newel posts |
| D. | soffits. |
| Answer» B. strings | |
| 3450. |
For each storey of a building, the depth of exploration should be |
| A. | 1 metre |
| B. | 2 metres |
| C. | 3 metres |
| D. | 4 metres. |
| Answer» D. 4 metres. | |