civil engineering MCQs – Page 120

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 Review each marked answer and report any item that may be outdated or unclear.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
2381. The portal bracing in a truss bridge is used to_____________________?
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A. keep the rectangular shape of the bridge cross-section

B. stiffen the structure laterally

C. transfer load from top of end posts to bearings

D. prevent the sidesway buckling of top chord

2383. In case of reflection and refraction of electromagnetic radiation ?
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A. Angle of incidence = angle of refraction

B. Angle of refraction = sum of the angles of incidence and refraction

C. Angle of incidence = angle of reflection

D. All the above

2389. The range of economical spacing of trusses varies from________________?
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A. L/3 to L/5

B. L/3 to L/2

C. 2L/5 to 3L/5 where L is span

D. L/4to2L/5

2391. Which one of the following quantities forms the basis of radiometry ?
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A. Radiant intensity (I)

B. Radiant energy (Q)

C. All of these

D. Radiant flux (?e )

2392. The forces acting on the web splice of a plate girder are__________________?
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A. axial and bending forces

B. axial forces

C. shear and axial forces

D. shear and bending forces
2393. A and B are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct?
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A. Height displacement of A will be less than that of B

B. Height displacement of B will be less than that of A

C. Height displacement of A and B is equal

D. Height displacement of A and B will be towards each other

2396. Lug angles_________________?
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A. increases shear lag.

B. are used to reduce the length of connection.

C. are unequal angles.

D. all the above

2397. compression force in two end posts The pin of a rocker bearing in a bridge is designed for_________________?
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A. bending and shear

B. bearing, shear and bending

C. bearing and bending

D. bearing and shear

2399. What refers to the amount of money paid for the use of borrowed capital ?
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A. Principal

B. Rate of interest

C. Simple interest

D. Interest
2400. Perfect monopoly exists only if_______________?
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A. the single vendor gets the absolute franchise of the product

B. the single vendor can prevent the entry of all other vendors in the market

C. the single vendor is the only one who has the knowledge of the product

D. the single vendor is the only one who has the permit to sell