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Civil Engineering MCQs with Explanations

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101Civil EngineeringMedium

The rise and fall method________?

Aquicker and less tedious for large number of intermediate sights

Bprovides a check on the reduction of intermediate point levels

Cis less.accurate than height of instrument method

Dis not suitable for levelling with tilting levels

Correct answer

B. provides a check on the reduction of intermediate point levels

Explanation

The correct answer is provides a check on the reduction of intermediate point levels.

102Civil EngineeringMedium

Bearing stiffener in a plate girder is used to________?

Aprevent excessive deflection

Bprevent buckling of web

Cdecrease the effective depth of web

Dtransfer the load from the top flange to the bottom one

Correct answer

B. prevent buckling of web

Explanation

The correct answer is prevent buckling of web.

103Civil EngineeringMedium

Duopsony is a market situation where there is/are________?

AOne seller and few buyers

BFew sellers and many buyers

CMany sellers and few buyers

DFew sellers and few buyers

Correct answer

C. Many sellers and few buyers

Explanation

The correct answer is Many sellers and few buyers.

104Civil EngineeringMedium

The type of valve which is provided to control the flow of water in the distribution system at street corners and where the pipe lines intersect is________?

Asafety valve

Bcheck valve

Cscour valve

Dsluice valve

Correct answer

D. sluice valve

Explanation

The correct answer is sluice valve.

105Civil EngineeringMedium

In the truss shown in given figure, the force in member BD is________?

AIndeterminate

BZero

C100 t tensile

D100 t compressive

Correct answer

D. 100 t compressive

Explanation

The correct answer is 100 t compressive.

106Civil EngineeringMedium

A light rope is loaded with many equal weights at equal horizontal intervals. The points of suspension on the rope lie on a________?

Acycloid

Bcatenary

Cellipse

Dparabola

Correct answer

D. parabola

Explanation

The correct answer is parabola.

107Civil EngineeringMedium

An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is________?

AWa/2h

BWa/h

C2W/ha

D2h/Wa

Correct answer

A. Wa/2h

Explanation

The correct answer is Wa/2h.

108Civil EngineeringMedium

The external wind pressure acting on a roof depends on________?

Anone of the above

Bdegree of permeability of roof

Cslope of roof

Dboth (A) and (B)

Correct answer

C. slope of roof

Explanation

The correct answer is slope of roof.

109Civil EngineeringMedium

If P kg/m2 is the upward pressure on the slab of a plain concrete footing whose projection on either side of the wall is a cm, the depth of foundation D is given by________?

AD = 0.07775 aP

BD = 0.00775 aP

CD = 0.775 Pa

DD = 0.0775 aP

Correct answer

B. D = 0.00775 aP

Explanation

The correct answer is D = 0.00775 aP.

110Civil EngineeringMedium

If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is________?

A—rad/sec 30

B—rad/sec 10

C—rad/sec 20

Dnone of the above

Correct answer

A. —rad/sec 30

Explanation

The correct answer is —rad/sec 30.

The rise and fall method________?

Aquicker and less tedious for large number of intermediate sights

Bprovides a check on the reduction of intermediate point levels

Cis less.accurate than height of instrument method

Dis not suitable for levelling with tilting levels

Correct answer

B. provides a check on the reduction of intermediate point levels

Explanation

The correct answer is provides a check on the reduction of intermediate point levels.