Civil Engineering Archives

2291. The width of the flange of a T-beam should be less than_________________?

A. One- third of the effective span of the T -beam

B. Distance between the centres of T-beam

C. Breadth of the rib plus twelve times the thickness of the slab

D. Least of the above

✅ The correct answer is option D.

2292. The neutral axis of a T-beam exists_________________?

A. Within the flange

B. At the bottom edge of the slab

C. Below the slab

D. All the above

✅ The correct answer is option D.

2293. Coefficient of consolidation for clays normally_______________?

A. decreases with increase in liquid limit

B. increases with increase in liquid limit

C. first increases and then decreases with increase in liquid limit

D. remains constant at all liquid limits

✅ The correct answer is option A.

2294. If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is__________________?

A. 90°

B. 45°

C. 22.5°

D. 0°

✅ The correct answer is option B.

2295. A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m2 to 200 kN/ m2. If the effective stress is further increased from 200 kN/ m2 to 400 kN/ m2, then the settlement of the same clay is__________________?

A. 10 mm

B. 20 mm

C. 40 mm

D. none of the above

✅ The correct answer is option A.

2296. Time factor for a clay layer is_______________?

A. a dimensional parameter

B. directly proportional to permeability of soil

C. inversely proportional to drainage path

D. independent of thickness of clay layer

✅ The correct answer is option B.

2297. Which of the following methods is best suited for determination of permeability of coarse-grained soils ?

A. constant head method

B. falling head method

C. both the above

D. none of the above

✅ The correct answer is option A.

2298. The ratio of volume of voids to the total volume of soil mass is called______________?

A. air content

B. porosity

C. percentage air voids

D. voids ratio

✅ The correct answer is option B.

2299. The major principal stress in an element of cohesionless soil within the backfill of a retaining wall is________________?

A. vertical if the soil is in an active state of plastic equilibrium

B. vertical if the soil is in a passive state of plastic equilibrium

C. inclined at 45° to the vertical plane

D. none of the above

✅ The correct answer is option A.

2300. Terzaghi’s bearing capacity factors Nc, Nq and Nr are functions of______________?

A. cohesion only

B. angle of internal friction only

C. both cohesion and angle of internal friction

D. none of the above

✅ The correct answer is option B.