civil engineering MCQs – Page 15

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs
281. For a well-conditioned triangle, no angle should be less than______________?
comments icon0

A. 45

B. 60

C. 30

D. 20

282. The maximum width of a vehicle as recommended by IRC is________________?
comments icon0

A. 3.81 m

B. 4.72 m

C. 2.44 m

D. 1.85m

283. In highway construction on super elevated curves, the rolling shall proceed from_________________?
comments icon0
A. lower edge towards the upper edge

B. upper edge towards the lower edge

C. sides towards the centre

D. centre towards the sides

284. Horizontal distances obtained by thermometric observations_________________?
comments icon0

A. require tension correction

B. require slope and tension corrections

C. require slope correction

D. do not require slope and tension corrections
285. Bulking of sand is maximum if moisture content is about____________?
comments icon0

A. 6%

B. 2%

C. 4%

D. 10%

286. If the permissible stress in steel in tension is 140 N/mm2, then the depth of neutral axis for a singly reinforced rectangular balanced section will be___________________?
comments icon0

A. 0.45 d

B. dependent on grade of concrete also

C. 0.35 d

D. 0.40 d
287. In an internal focussing type of telescope, the lens provided is_______________?
comments icon0

A. plano-concave

B. plano-convex

C. convex

D. concave
288. If the reduced bearing of a line AB is N60W and length is 100 m, then the latitude and departure respectively of the line AB will be________________?
comments icon0

A. +70.7 m,-50 m

B. +50 m, +86.6 m

C. +86.6 m, -50 m

D. +50m, -86.6 m

289. The minimum design speed for hairpin bends in hill roads is taken as_______________?
comments icon0

A. 50 kmph

B. 30 kmph

C. 40 kmph

D. 20 kmph
290. Select the correct statement?
comments icon0

A. Inter-visibility of points on a contour map cannot be ascertained

B. Direct method of contouring is cheaper than indirect method

C. Contour interval on any map is kept constant

D. Slope of a hill cannot be determined with the help of contours

291. The sensitivity of a bubble tube can be increased by________________?
comments icon0

A. decreasing the length of bubble

B. decreasing the radius of curvature of tube

C. increasing the viscosity of liquid

D. increasing the diameter of the tube
292. Detailed plotting is generally done by________________?
comments icon0

A. resection

B. traversing

C. radiation

D. all of the above

293. In case of hill roads, the extra widening is generally provided______________?
comments icon0

A. one-fourth on inner side and three-fourth on outer side of the curve

B. equally on inner and outer sides of the curve

C. fully on the inner side of the curve

D. fully on the outer side of the curve

294. Which of the following errors can be eliminated by taking mean of bot face observations ?
comments icon0

A. error due to imperfect adjustment of plate levels

B. error due to line of collimation not being perpendicular to horizontal axis

C. error due to imperfect graduations

D. error due to eccentricity of verniers

295. Size of a theodolite is specified by________________?
comments icon0
A. the diameter of lower plate

B. the length of telescope

C. the diameter of upper plate

D. the diameter of vertical circle

296. The suitable contour interval for a map with scale 1 : 10000 is______________?
comments icon0

A. 5m

B. 20 m

C. 10 m

D. 2 m
297. Increase in the moisture content in concrete_________________?
comments icon0
A. reduces the strength

B. increases the strength

C. does not change the strength

D. all of the above

298. The number of repetitions, which the pavement thickness designed for a given wheel load should be able to support during the life of pavement is______________?
comments icon0

A. 10000

B. 100000

C. 1000000

D. 1000

299. As compared to ordinary portland cement, use of pozzuolanic cement_______________?
comments icon0

A. increases strength

B. increases shrinkage

C. reduces workability

D. increases bleeding

300. In direct method of contouring, the process of locating or identifying points lying on a contour is called_______________?
comments icon0

A. ranging

B. vertical control

C. centring

D. horizontal control