MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Strength of Materials knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The stress corresponding to 0.2% of strain in the stress-strain curve is _________ |
| A. | Proof stress |
| B. | Working stress |
| C. | Direct stress |
| D. | Tenacity |
| Answer» B. Working stress | |
| 2. |
Bulk modulus is denoted by __________ |
| A. | A |
| B. | E |
| C. | K |
| D. | V |
| Answer» D. V | |
| 3. |
Which of the following is not a method of chlorination? |
| A. | As bleaching powder |
| B. | As free chlorine gas |
| C. | As chloramines |
| D. | Use of chloramines |
| Answer» E. | |
| 4. |
Which of the following is a method of aeration? |
| A. | Mechanical straining |
| B. | Cascades |
| C. | Biological metabolism |
| D. | Electrolytic changes |
| Answer» C. Biological metabolism | |
| 5. |
Oxidation is done in __________ method. |
| A. | Sedimentation |
| B. | Filtration |
| C. | Coagulation |
| D. | Aeration |
| Answer» E. | |
| 6. |
What is the desirable limit of calcium in drinking water? |
| A. | 45 mg/l |
| B. | 60 mg/l |
| C. | 75 mg/l |
| D. | 90 mg/l |
| Answer» D. 90 mg/l | |
| 7. |
The process of forming thick gelatinous precipitates is known as ___________ |
| A. | Sedimentation |
| B. | Flocculation |
| C. | Coagulation |
| D. | Filtration |
| Answer» C. Coagulation | |
| 8. |
The most common coagulant is _____________ |
| A. | Magnesium sulphate |
| B. | Alum |
| C. | Chlorine |
| D. | Salt |
| Answer» C. Chlorine | |
| 9. |
Biological Oxygen Demand (BOD) of safe drinking water must be ________ |
| A. | 10 |
| B. | 15 |
| C. | 5 |
| D. | 0 |
| Answer» E. | |
| 10. |
The angle of repose is zero for ______________ |
| A. | Water |
| B. | Masonry |
| C. | Soil |
| D. | Cement |
| Answer» B. Masonry | |
| 11. |
The ratio of rise to span of truss is called a ___________ |
| A. | Slope |
| B. | Splay |
| C. | Pitch |
| D. | Tie |
| Answer» D. Tie | |
| 12. |
_______ is a roof beam supported by roof truss. |
| A. | Ridge line |
| B. | Eve |
| C. | Principal rafter |
| D. | Purlins |
| Answer» E. | |
| 13. |
The bottom chord member of truss is known as ___________ |
| A. | Main tie |
| B. | Principal rafters |
| C. | Common rafters |
| D. | Purlins |
| Answer» B. Principal rafters | |
| 14. |
The top chord members of roof truss is called ___________ |
| A. | Common rafters |
| B. | Principal rafters |
| C. | Main tie |
| D. | Pitch |
| Answer» C. Main tie | |
| 15. |
The economical spacing of roof trusses works out to be _________ span. |
| A. | 1/2 to 1/5 span |
| B. | 1/3 to 1/5 span |
| C. | 1/2 to 1/3 span |
| D. | 1/4 to 1/6 span |
| Answer» C. 1/2 to 1/3 span | |