Civil Engineering Archives

2301. The ultimate consolidation settlement of a structure resting on a soil_______________?

A. decreases with the increase in the initial voids ratio

B. decreases with the decrease in the plastic limit

C. increases with the increase in the initial voids ratio

D. increases with the decrease in the porosity of the soil

✅ The correct answer is option A.

2302. A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesionless soil under an intensity of loading of 0.2 N/ram2. The settlement of a prototype shallow footing 1 m square under the same intensity of loading is_______________?

A. 15 mm

B. between 15 mm and 25 mm

C. 25 mm

D. greater than 25 mm

✅ The correct answer is option B.

2303. Unconfmed compressive strength test is________________?

A. undrained test

B. drained test

C. consolidated undrained test

D. consolidated drained test

✅ The correct answer is option A.

2304. If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in______________?

A. liquid state

B. plastic state

C. semi-solid state

D. solid state

✅ The correct answer is option B.

2305. If the material of the base of the Casagrande liquid limit device on which the cup containing soil paste drops is softer than the standard hard rubber, then______________?

A. the liquid limit of soil always increases

B. the liquid limit of soil always decreases

C. the liquid limit of soil may increase

D. the liquid limit of soil may decrease

✅ The correct answer is option A.

2306. The total discharge from two wells situated near to each other is_________________?

A. sum of the discharges from individual wells

B. less than the sum of the discharges from individual wells

C. greater than the sum of the discharges from individual wells

D. equal to larger of the two discharges from individual wells

✅ The correct answer is option B.

2307. The average coefficient of permeability of natural deposits________________?

A. parallel to stratification is always greater than that perpendicular to stratification

B. parallel to stratification is always less than that perpendicular to stratification

C. is always same in both directions

D. parallel to stratification may or may not be greater than that perpendicular to stratification

✅ The correct answer is option A.

2308. If the shearing stress is zero on two planes, then the angle between the two planes is________________?

A. 45°

B. 90°

C. 135°

D. 225°

✅ The correct answer is option B.

2309. Clay layer A with single drainage and coefficient of consolidation Cv takes 6 months to achieve 50% consolidation. The time taken by clay layer B of the same thickness with double drainage and coefficient of consolidation Cv/2 to achieve the same degree of consolidation is_________________?

A. 3 months

B. 6 months

C. 12 months

D. 24 months

✅ The correct answer is option A.

2310. The total and effective stresses at a depth of 5 m below the top level of water in a swimming pool are respectively__________________?

A. zero and zero

B. 0.5 kg/cm2 and zero

C. 0.5 kg/cm2 and 0.5 kg/cm2

D. 1.0 kg/cm2 and 0.5 kg/cm2

✅ The correct answer is option B.