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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.
| 501. |
According to I.C.A.O. the recommended length of air ports is decided on |
| A. | sea level elevation |
| B. | standard sea level temperature (15 C) |
| C. | effective gradient percentage |
| D. | all the above. |
| Answer» E. | |
| 502. |
The thickness design of the pavement, is decided on the load carried by |
| A. | main gears |
| B. | nose wheel |
| C. | tail wheel |
| D. | all the above. |
| Answer» B. nose wheel | |
| 503. |
According to the International Civil Aviation Organisation (I.C.A.O.) the strength of runway pavements, have been coded by |
| A. | Seven English alphabets |
| B. | Last Seven English alphabets |
| C. | First Seven English alphabets |
| D. | First seven numbers |
| E. | None of these. |
| Answer» E. None of these. | |
| 504. |
The strength of winds is measured with the help of |
| A. | Benfort scale |
| B. | Wind indicator |
| C. | Barometres |
| D. | None of these. |
| Answer» B. Wind indicator | |
| 505. |
From the end of an instrumental runway, the approach surface rises outwards |
| A. | 1 in 20 |
| B. | 1 in 30 |
| C. | 1 in 40 |
| D. | 1 in 50 |
| Answer» E. | |
| 506. |
The threshold markings are |
| A. | 4 m wide |
| B. | 1 m clear space between adjacents |
| C. | 45 m in length |
| D. | placed symmetrically on either side of the runway centre line |
| E. | all the above. |
| Answer» F. | |
| 507. |
For the proposed runway stated in if the aerodrome reference temperature is 17 .2, the net designed length of the runway is |
| A. | 2716 m |
| B. | 2816 m |
| C. | 2916 m |
| D. | 3016 m |
| Answer» C. 2916 m | |
| 508. |
A district road with a bituminous pavement has a horizontal curve of 1000 m for a design speed of 75 km ph. The super-elevation is |
| A. | 1 in 40 |
| B. | 1 in 50 |
| C. | 1 in 60 |
| D. | 1 in 70 |
| E. | none of these. |
| Answer» B. 1 in 50 | |
| 509. |
The ratio of shearing stress to shearing strain within elastic limit, is known as |
| A. | modulus of elasticity |
| B. | shear modulus of elasticity |
| C. | bulk modulus of elasticity |
| D. | tangent modulus of elasticity |
| E. | all the above. |
| Answer» C. bulk modulus of elasticity | |
| 510. |
For determination of allowable stress in axial compression, Indian Standard Institution has adopted |
| A. | Euler's formula |
| B. | Rankine formula |
| C. | Engesser formula |
| D. | Secant formula |
| E. | Perry Robertson formula. |
| Answer» E. Perry Robertson formula. | |
| 511. |
Surge tanks are used |
| A. | for storage water |
| B. | to increase the velocity in a pipeline |
| C. | as overflow valves |
| D. | to guard against water hammer. |
| Answer» E. | |
| 512. |
As per IS : 1172-1963, water required per head per day for average domestic purposes, is |
| A. | 50 litres |
| B. | 65 litres |
| C. | 85 litres |
| D. | 105 litres |
| E. | 135 litres. |
| Answer» F. | |
| 513. |
Most commonly used pump for lifting water in water supply mains, is |
| A. | axialflow pump |
| B. | reciprocating pump |
| C. | rotary type pump |
| D. | centrifugal pumps |
| E. | none of these. |
| Answer» B. reciprocating pump | |
| 514. |
Economic height of a dam is the height corresponding to which |
| A. | cost of the dam per unit of storage is minimum |
| B. | amount of silting is less |
| C. | cost of dam per unit storage is maximum |
| D. | free board provided is least |
| E. | none of these. |
| Answer» B. amount of silting is less | |
| 515. |
In slow sland filters, the turbidity of raw water can be removed only up to |
| A. | 60 mg/litre |
| B. | 75 mg/litre |
| C. | 100 gm/litre |
| D. | 150 mg/litre. |
| Answer» B. 75 mg/litre | |
| 516. |
Distribution mains of any water supply, is normally designed for its average daily requirement |
| A. | 100% |
| B. | 150% |
| C. | 200% |
| D. | 225%. |
| Answer» E. | |
| 517. |
If pH value of water is |
| A. | 7 water it is said to be neutral |
| B. | less than 7 it is said to be acidic |
| C. | more than 7 it is said to be alkaline |
| D. | all the above. |
| Answer» E. | |
| 518. |
In pressure supply mains, water hammer pressure is reduced by providing |
| A. | sluice valves |
| B. | air valves |
| C. | pressure relief valves |
| D. | none of the these. |
| Answer» D. none of the these. | |
| 519. |
The transitional middle portion of a logistic curve follows |
| A. | a geometric growth |
| B. | a logarithmic growth |
| C. | a first over curve |
| D. | a constant rate. |
| Answer» E. | |
| 520. |
In a tension member if b is width of plate, t is thickness of plate, p is staggered pitch, g is gauge distance, n is number of rivet holes in zig-zag line, n is number of gauge spaces, d is gross diameter of rivets, then the net sectional area Anet of the plate, is |
| A. | <img src="/_files/images/civil-engineering/steel-structure-design/101-14-107-1.png"> |
| B. | <img src="/_files/images/civil-engineering/steel-structure-design/101-14-107-2.png"> |
| C. | <img src="/_files/images/civil-engineering/steel-structure-design/101-14-107-3.png"> |
| D. | <img src="/_files/images/civil-engineering/steel-structure-design/101-14-107-4.png"> |
| E. | none of these. |
| Answer» D. <img src="/_files/images/civil-engineering/steel-structure-design/101-14-107-4.png"> | |
| 521. |
Net sectional area of a tension member, is equal to its gross section area |
| A. | plus the area of the rivet holes |
| B. | divided by the area of rivet holes |
| C. | multiplied by the area of the rivet holes |
| D. | minus the area of the rivet holes |
| E. | none of these. |
| Answer» E. none of these. | |
| 522. |
The distance measured along one rivet line from the centre of a rivet to the centre of adjoining rivet on an adjacent parallel rivet line, is called |
| A. | pitch of rivet |
| B. | gauge distance of rivet |
| C. | staggered pitch |
| D. | all the above |
| E. | none of these. |
| Answer» D. all the above | |
| 523. |
Tongue plates are provided in a steel girder at |
| A. | the upper flange |
| B. | the lower flange |
| C. | the upper end of the web |
| D. | the lower end of the web |
| E. | the upper and lower ends of the web. |
| Answer» F. | |
| 524. |
Column footing is provided |
| A. | to spread the column load over a larger area |
| B. | to ensure that intensity of bearing pressure between the column footing and soil does not exceed permissible bearing capacity of the soil |
| C. | to distribute the column load over soil through the column footing |
| D. | all the above. |
| Answer» E. | |
| 525. |
If flexural rigidity of a column whose length is L and the loaded end is free, is El, the critical load will be |
| A. | <img src="/_files/images/civil-engineering/steel-structure-design/95-14-48-1.png"> |
| B. | <img src="/_files/images/civil-engineering/steel-structure-design/95-14-48-2.png"> |
| C. | <img src="/_files/images/civil-engineering/steel-structure-design/95-14-48-3.png"> |
| D. | <img src="/_files/images/civil-engineering/steel-structure-design/95-14-48-4.png"> |
| E. | <img src="/_files/images/civil-engineering/steel-structure-design/95-14-48-5.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/steel-structure-design/95-14-48-3.png"> | |
| 526. |
The area Ap of cover plates in one flange of a built up beam, is given by |
| A. | <img src="/_files/images/civil-engineering/steel-structure-design/104-14-144-1.png"> |
| B. | <img src="/_files/images/civil-engineering/steel-structure-design/104-14-144-2.png"> |
| C. | <img src="/_files/images/civil-engineering/steel-structure-design/104-14-144-3.png"> |
| D. | <img src="/_files/images/civil-engineering/steel-structure-design/104-14-144-4.png"> |
| E. | none of these. |
| Answer» E. none of these. | |
| 527. |
The ratio of longitudinal stress to strain within eiastic limit, is known as |
| A. | modulus of elasticity |
| B. | shear modulus of elasticity |
| C. | bulk modulus of elasticity |
| D. | tangent modulus of elasticity |
| E. | all the above. |
| Answer» B. shear modulus of elasticity | |
| 528. |
For a rectangular section, the ratio of the maximum and average shear stresses, is |
| A. | 1.5 |
| B. | 2.0 |
| C. | 2.5 |
| D. | 3.0 |
| E. | 4.0 |
| Answer» B. 2.0 | |
| 529. |
To keep the intensity of bearing pressure between the column base and concrete compressive and to vary from zero to , the ratio of the moment M to the axial load P should be |
| A. | <img src="/_files/images/civil-engineering/steel-structure-design/100-14-92-1.png"> |
| B. | <img src="/_files/images/civil-engineering/steel-structure-design/100-14-92-2.png"> |
| C. | <img src="/_files/images/civil-engineering/steel-structure-design/100-14-92-3.png"> |
| D. | <img src="/_files/images/civil-engineering/steel-structure-design/100-14-92-4.png"> |
| E. | <img src="/_files/images/civil-engineering/steel-structure-design/100-14-92-5.png"> |
| Answer» F. | |
| 530. |
The maximum permissible slenderness ratio of a member carrying loads resulting from wind, is |
| A. | 180 |
| B. | 200 |
| C. | 250 |
| D. | 300 |
| E. | 350 |
| Answer» D. 300 | |
| 531. |
Web crippling generally occurs at the point where |
| A. | bending moment is maximum |
| B. | shearing force is minimum |
| C. | concentrated loads act |
| D. | deflection is maximum |
| E. | all the above. |
| Answer» D. deflection is maximum | |
| 532. |
If the unsupported length of a stanchion is 4 metres and least radius of gyration of its cross-section is 5, the slenderness ratio of the stanchion, is |
| A. | 60 |
| B. | 70 |
| C. | 80 |
| D. | 90 |
| E. | 100 |
| Answer» D. 90 | |
| 533. |
The equivalent axial tensile load Pe, which produces an average axial tensile stress in the section equivalent to the combined stress due to axial tension P and bending M, at the extreme fibre of the section, is given by (where Z is the section modulus of the section). |
| A. | <img src="/_files/images/civil-engineering/steel-structure-design/102-14-117-1.png"> |
| B. | <img src="/_files/images/civil-engineering/steel-structure-design/102-14-117-2.png"> |
| C. | <img src="/_files/images/civil-engineering/steel-structure-design/102-14-117-3.png"> |
| D. | <img src="/_files/images/civil-engineering/steel-structure-design/102-14-117-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/steel-structure-design/102-14-117-2.png"> | |
| 534. |
When a tension member is made of four angles with a plate as a web, the allowance for holes is made as |
| A. | two holes for each angle and one hole for the web |
| B. | one hole for each angle and one hole for the web |
| C. | one hole for each angle and two holes for the web |
| D. | two holes for each angle and two holes for the web |
| E. | none of these. |
| Answer» D. two holes for each angle and two holes for the web | |
| 535. |
Live load |
| A. | varies in magnitude |
| B. | varies in position |
| C. | is expressed as uniformly distributed load |
| D. | All the above. |
| Answer» E. | |
| 536. |
The most economical section for a column, is |
| A. | rectangular |
| B. | solid round |
| C. | flat strip |
| D. | tubular section |
| E. | hexagonal. |
| Answer» E. hexagonal. | |
| 537. |
If the depth of two column sections are equal, then the column splice is provided |
| A. | with filler plates |
| B. | with bearing plates |
| C. | with filler and hearing plates |
| D. | none of these. |
| Answer» E. | |
| 538. |
In plastic analysis, the shape factor for circular sections, is |
| A. | 1.5 |
| B. | 1.6 |
| C. | 1.697 |
| D. | none of these. |
| Answer» D. none of these. | |
| 539. |
The critical stress on a column for elastic buckling given by Euler's formula, is |
| A. | <img src="/_files/images/civil-engineering/steel-structure-design/96-14-57-1.png"> |
| B. | <img src="/_files/images/civil-engineering/steel-structure-design/96-14-57-2.png"> |
| C. | <img src="/_files/images/civil-engineering/steel-structure-design/96-14-57-3.png"> |
| D. | <img src="/_files/images/civil-engineering/steel-structure-design/96-14-57-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/steel-structure-design/96-14-57-2.png"> | |
| 540. |
The head light of vehicles should be such that its lower beam illuminates objects at |
| A. | 10 m |
| B. | 20 m |
| C. | 30 m |
| D. | 40 m |
| E. | 50 m |
| Answer» D. 40 m | |
| 541. |
The length of the side of warning sign boards of roads is |
| A. | 30 cm |
| B. | 40 cm |
| C. | 45 cm |
| D. | 50 cm |
| Answer» D. 50 cm | |
| 542. |
A single lane carriage way whenever changes to two-lane carriage way, is affected through a taper of |
| A. | 1 in 10 |
| B. | 1 in 15 |
| C. | 1 in 20 |
| D. | 1 in 15 to 1 in 20 |
| Answer» E. | |
| 543. |
The wall constructed for the stability of an excavated portion of a road on the hill side, is known as |
| A. | retaining wall |
| B. | breast wall |
| C. | parapet wall |
| D. | all the above. |
| Answer» C. parapet wall | |
| 544. |
Deviation of the alignment of a trace cut may be permitted in areas involving |
| A. | land slides |
| B. | sand dunes |
| C. | dens |
| D. | none of these. |
| Answer» B. sand dunes | |
| 545. |
Maximum number of passenger cars that can pass a given point on a road during one hour under the most ideal road way and traffic conditions, is known as |
| A. | traffic density |
| B. | basic capacity of traffic lane |
| C. | possible capacity of traffic lane |
| D. | all the above. |
| Answer» C. possible capacity of traffic lane | |
| 546. |
If cross slope of a country is 10% to 25%, the terrain is classified as |
| A. | rolling |
| B. | mountainous |
| C. | steep |
| D. | plain. |
| Answer» B. mountainous | |
| 547. |
Shoulders for high traffic volume roads, should |
| A. | be stable throughout the year to be used by vehicles in the case of emergency |
| B. | support and protect the ends of carriage ways |
| C. | not allow entrance of water to sub-grade |
| D. | all the above. |
| Answer» E. | |
| 548. |
According to the recommendations of Nagpur Conference, the width formation of an ideal National Highway in hard rock cutting, is |
| A. | 8.9 m |
| B. | 7.9 m |
| C. | 6.9 m |
| D. | 6.5 m |
| E. | 7.5 m |
| Answer» C. 6.9 m | |
| 549. |
The maximum safe speed on roads, depends on the |
| A. | type of the highway |
| B. | type of road surface |
| C. | type of curves |
| D. | sight distance |
| E. | all the above. |
| Answer» F. | |
| 550. |
The basic formula for determination of pavement thickness was first suggested by |
| A. | Spanglar |
| B. | Picket |
| C. | Kelly |
| D. | Goldbeck |
| Answer» E. | |