Civil Engineering Archives

2761. At yield point of a test piece, the material__________________?

A. Obeys Hooke’s law

B. Behaves in an elastic manner

C. Regains its original shape on removal of the load

D. Undergoes plastic deformation

✅ The correct answer is option D.

2762. The ratio of maximum shear stress to average shear stress of a circular beam, is________________?

A. 2/3

B. 3/2

C. 3/4

D. 4/3

✅ The correct answer is option D.

2763. The strain energy due to volumetric strain________________?

A. Is directly proportional to the volume

B. Is directly proportional to the square of exerted pressure

C. Is inversely proportional to Bulk modulus

D. All the above

✅ The correct answer is option D.

2764. A cantilever of length is subjected to a bending moment at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is_________________?

A. ML/EI

B. ML/2EI

C. ML²/2EI

D. ML²/3EI

✅ The correct answer is option D.

2765. The greatest load which a spring can carry without getting permanently distorted, is called_________________?

A. Stiffness

B. Proof resilience

C. Proof stress

D. Proof load

✅ The correct answer is option D.

2766. The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is_________________?

A. 1.0

B. 1.5

C. 2.0

D. 3.0

✅ The correct answer is option D.

2767. Assertion A : English method of tunneling requires more time as compared to other methods of tunneling. Reason R : In English method of tunneling, the masons and excavators have to work alternately/

A. Both A and R are true and R is the correct explanation of A.

B. Both A and R are true and R is not the correct explanation of A.

C. A is true but R is false.

D. A is false but R is true.

✅ The correct answer is option A.

2768. static equations i.e. H V M = 0, to a determinate structure, we may By applying the determine_________________?

A. Supporting reactions only

B. Shear forces only

C. Bending moments only

D. All the above

✅ The correct answer is option D.

2769. The correct sequence of drilling equipment for increasing size of holes in tunnels is________________?

A. wagon drill, churn drill, shot drill

B. wagon drill, shot drill, churn drill

C. shot drill, churn drill, wagon drill

D. churn drill, wagon drill, shot drill

✅ The correct answer is option A.

2770. Pick up the correct statement from the following ?

A. The moment of inertia is calculated about the axis about which bending takes place

B. If tensile stress is less than axial stress, the section experiences compressive stress

C. If tensile stress is equal to axial stress, the section experiences compressive stress

D. All the above

✅ The correct answer is option D.