MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Building Construction knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Hydraulic lime resembles natural cement with about __________ of clay. |
| A. | 15% |
| B. | 20% |
| C. | 30% |
| D. | 60% |
| Answer» D. 60% | |
| 2. |
Which of the following is not true about clamp burning? |
| A. | It is adopted for manufacturing lime on a small scale |
| B. | Best quality of lime is produced by this process |
| C. | It is uneconomical to manufacture lime by this process on a large scale |
| D. | Quantity of fuel required in this process is more |
| Answer» C. It is uneconomical to manufacture lime by this process on a large scale | |
| 3. |
Which of the following statements about kankar is false? |
| A. | It is used to manufacture natural hydraulic lime |
| B. | It is available in nodular and block form |
| C. | Kankar in nodular form can withstand heat without disintegration |
| D. | It is a pure limestone |
| Answer» E. | |
| 4. |
Time taken by hydraulic lime to slake is about __________ |
| A. | 3-4 hours |
| B. | 7-10 hours |
| C. | 12-48 hours |
| D. | 60-65 hours |
| Answer» D. 60-65 hours | |
| 5. |
Pure limestones are indicated by _________ colour. |
| A. | Brown |
| B. | Blue |
| C. | Grey |
| D. | White |
| Answer» E. | |
| 6. |
Which of the following is not true about hydraulic lime? |
| A. | Hydraulic lime consists of clay and some amount of ferrous oxide |
| B. | Hydraulic lime can set under water |
| C. | It has a perfectly white colour |
| D. | It is also known as water lime |
| Answer» D. It is also known as water lime | |
| 7. |
Clay content in feebly hydraulic lime is about ________ |
| A. | 2-4% |
| B. | 5-10% |
| C. | 11-20% |
| D. | 21-30% |
| Answer» C. 11-20% | |
| 8. |
Percentage of impurities in limestones should not exceed ________ for preparing fat lime. |
| A. | 5% |
| B. | 8% |
| C. | 10% |
| D. | 15% |
| Answer» B. 8% | |
| 9. |
Fat lime slakes slowly while hydraulic lime slakes vigorously. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
Poor lime contains more than ________ of clay. |
| A. | 5% |
| B. | 10% |
| C. | 20% |
| D. | 30% |
| Answer» E. | |