MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Soil Mechanics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For a soil at a given void ratio, the coefficient of compressibility _____________ |
| A. | increases with increase in magnitude of consolidating pressure |
| B. | increases with decreases in magnitude of consolidating pressure |
| C. | decreases with increase in magnitude of consolidating pressure |
| D. | decreases with increase in magnitude of hydrostatic pressure |
| Answer» B. increases with decreases in magnitude of consolidating pressure | |
| 2. |
The secondary consolidation is represented by __________ |
| A. | \(∆e = -α *\frac{t_1}{t_2}\) |
| B. | \(∆e = -α log_{10}\frac{t_2}{t_1}\) |
| C. | \(∆e = -log_{10}\frac{t_1}{t_2}\) |
| D. | ∆e = α log10t1 |
| Answer» C. \(∆e = -log_{10}\frac{t_1}{t_2}\) | |
| 3. |
Secondary consolidation may not constitute a substantial percentage of total settlement for __________ |
| A. | highly organic soils |
| B. | inorganic soil |
| C. | highly micaceous soils |
| D. | gyttja |
| Answer» C. highly micaceous soils | |
| 4. |
Secondary compression proceeds linearly with ________ |
| A. | root of time |
| B. | square of time |
| C. | logarithm of time |
| D. | cube of time |
| Answer» D. cube of time | |
| 5. |
Secondary consolidation starts in the range of primary consolidation itself. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Terzaghi’s theory of consolidation is invalid for ________ |
| A. | pre-consolidation |
| B. | under- consolidation |
| C. | secondary consolidation |
| D. | normal- consolidation |
| Answer» D. normal- consolidation | |
| 7. |
In many soil deposits, the secondary consolidation is neglected. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
There is plastic readjustment of soil particles during _____________ |
| A. | pre-consolidation |
| B. | secondary consolidation |
| C. | under- consolidation |
| D. | normal- consolidation |
| Answer» C. under- consolidation | |
| 9. |
Secondary consolidation is also known as __________ |
| A. | pre-consolidation |
| B. | secondary compression |
| C. | under- consolidation |
| D. | normal- consolidation |
| Answer» C. under- consolidation | |
| 10. |
Even after the excess pore pressure due to consolidation is dissipated, change in void ratio continues and this phenomenon is known as _____________ |
| A. | secondary consolidation |
| B. | pre-consolidation |
| C. | under- consolidation |
| D. | normal- consolidation |
| Answer» B. pre-consolidation | |