MCQOPTIONS
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MCQOPTIONS
This section includes 14 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. |
Which of the following is not a property of an ideal preservative used for the preservation of stones? |
| A. | It should be highly economical |
| B. | It should allow moisture to penetrate the surface of the stone |
| C. | It should be harmless |
| D. | It should be non-corrosive |
| Answer» C. It should be harmless | |
| 2. |
The dragged finish is suitable for only soft stones. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Cutting of stones into suitable sizes with suitable surfaces after quarrying is known as ___________ of stones. |
| A. | Painting |
| B. | Dressing |
| C. | Blasting |
| D. | Wedging |
| Answer» C. Blasting | |
| 4. |
Rate of the burning of a good fuse is ___________ |
| A. | 1 mm/sec |
| B. | 1 cm/sec |
| C. | 1 m/sec |
| D. | 1 cm/h |
| Answer» C. 1 m/sec | |
| 5. |
Cordite is prepared from ___________ |
| A. | Benzene |
| B. | Nitro-glycerine |
| C. | Phenol |
| D. | Ester |
| Answer» C. Phenol | |
| 6. |
Which of the following statements about dynamite is not correct? |
| A. | It can be used for quarrying under water |
| B. | It does not need hard tamping |
| C. | It is cheaper than blasting powder |
| D. | It is very strong |
| Answer» D. It is very strong | |
| 7. |
Which tool is used to remove dust from blast holes in the process of blasting? |
| A. | Priming needle |
| B. | Jumper |
| C. | Tamping bar |
| D. | Scraping spoon |
| Answer» E. | |
| 8. |
Blasting powder is a mixture of _____________ |
| A. | Charcoal, sulphur and saltpetre |
| B. | Aluminium, phosphorus and saltpetre |
| C. | Charcoal, calcium and phosphorus |
| D. | Sodium, sulphur and alum |
| Answer» B. Aluminium, phosphorus and saltpetre | |
| 9. |
Which tool is used to make blast holes in the process of blasting? |
| A. | Dipper |
| B. | Tamping bar |
| C. | Jumper |
| D. | Needle |
| Answer» D. Needle | |
| 10. |
The use of explosives in order to convert rocks into small pieces of stones is done in ___________ |
| A. | Wedging |
| B. | Heating |
| C. | Digging |
| D. | Blasting |
| Answer» E. | |
| 11. |
Which of the following is not a method of quarrying? |
| A. | Smelting |
| B. | Digging |
| C. | Heating |
| D. | Blasting |
| Answer» B. Digging | |
| 12. |
____________ is the process of taking out stones from natural rock beds. |
| A. | Normalising |
| B. | Quarrying |
| C. | Mining |
| D. | Smelting |
| Answer» C. Mining | |
| 13. |
For a good stone, the percentage absorption by weight after a day in the water absorption test should not exceed ____________ |
| A. | 0.60 |
| B. | 0.90 |
| C. | 1.60 |
| D. | 1.90 |
| Answer» B. 0.90 | |
| 14. |
The toughness of stone is said to be high if the value of the toughness index exceeds __________ |
| A. | 7 |
| B. | 13 |
| C. | 15 |
| D. | 19 |
| Answer» E. | |