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Civil Engineering MCQs with Explanations

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491Civil EngineeringMedium

Mach number is significant in________?

Asupersonics, as with projectiles and jet propulsion

Bfull immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc.

Call of fhe above

Dnone of the above

Esimultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls

Correct answer

A. supersonics, as with projectiles and jet propulsion

Explanation

The correct answer is supersonics, as with projectiles and jet propulsion.

492Civil EngineeringMedium

When two equally important roads cross roughly at right angles, the suitable shape of central island is________?

Aturbine

Bcircular

Celliptical

Dtangent

Correct answer

B. circular

Explanation

The correct answer is circular.

493Civil EngineeringMedium

Which of the following methods of offsets involves less measurement on the ground?

Amethod of perpendicular offsets

Ball involve equal measurement on the ground

Cmethod of oblique offsets

Dmethod of ties

Correct answer

A. method of perpendicular offsets

Explanation

The correct answer is method of perpendicular offsets.

494Civil EngineeringMedium

Which one of the following quantities forms the basis of radiometry?

AAll of these

BRadiant energy (Q)

CRadiant flux (Φe )

DRadiant intensity (I)

Correct answer

A. All of these

Explanation

The correct answer is All of these.

495Civil EngineeringMedium

The radial splits which are wider on the outside of the log and narrower towards the pith are known as________?

Aheart shakes

Bcupshakes

Crindgalls

Dstarshakes

Correct answer

D. starshakes

Explanation

The correct answer is starshakes.

496Civil EngineeringMedium

Camber in the road is provided for________?

Aeffective drainage

Bhaving proper sight distance

Cnone of the above

Dcounteracting the centrifugal force

Correct answer

A. effective drainage

Explanation

The correct answer is effective drainage.

497Civil EngineeringMedium

The needle beam method of tunneling________?

Aonly (i) is correct

B(i), (iii) and (iv) are correct

C(i), (ii) and (iv) are correct

D(i) and (ii) are correct

Correct answer

C. (i), (ii) and (iv) are correct

Explanation

The correct answer is (i), (ii) and (iv) are correct.

498Civil EngineeringMedium

Sinking of an intermediate support of a continuous beam________?

A1 and 3 are correct

B2 and 3 are correct

C2 and 4 are correct

Di and 4 are correct

Correct answer

D. i and 4 are correct

Explanation

The correct answer is i and 4 are correct.

499Civil EngineeringMedium

Bottom most layer of pavement is known as________?

Asub-base course

Bsubgrade

Cbase course

Dwearing course

Correct answer

B. subgrade

Explanation

The correct answer is subgrade.

500Civil EngineeringMedium

Coefficient of discharge for a totally submerged orifice as compared to that for an orifice discharging free is________?

Aslightly less

Bnearly half

Cequal

Dslightly more

Correct answer

A. slightly less

Explanation

The correct answer is slightly less.

Mach number is significant in________?

Asupersonics, as with projectiles and jet propulsion

Bfull immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc.

Call of fhe above

Dnone of the above

Esimultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls

Correct answer

A. supersonics, as with projectiles and jet propulsion

Explanation

The correct answer is supersonics, as with projectiles and jet propulsion.