MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Concrete Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the full form of rH? |
| A. | Rhesus factor |
| B. | Relative humidity |
| C. | Rush hour |
| D. | Radio head |
| Answer» C. Rush hour | |
| 2. |
The hydration that provides the initial mix and chemical bond of the concrete’s ingredients is the _________ |
| A. | First step |
| B. | Second step |
| C. | Third step |
| D. | Fourth step |
| Answer» B. Second step | |
| 3. |
In a dry environment, concrete strength will be loosed as much as _________ % in the moist environment. |
| A. | 30 |
| B. | 40 |
| C. | 50 |
| D. | 60 |
| Answer» D. 60 | |
| 4. |
THE_HYDRATION_THAT_PROVIDES_THE_INITIAL_MIX_AND_CHEMICAL_BOND_OF_THE_CONCRETE‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•S_INGREDIENTS_IS_THE?$# |
| A. | First step |
| B. | Second step |
| C. | Third step |
| D. | Fourth step |
| Answer» B. Second step | |
| 5. |
What_is_the_full_form_of_rH?$ |
| A. | Rhesus factor |
| B. | Relative humidity |
| C. | Rush hour |
| D. | Radio head |
| Answer» C. Rush hour | |
| 6. |
Which method is the most common and cheaper for water curing? |
| A. | Ponding |
| B. | Sprinkling |
| C. | Mist curing |
| D. | Wet covering |
| Answer» B. Sprinkling | |
| 7. |
Well cured concrete _________ thermal, plastic & drying shrinkage cracks. |
| A. | Doesn’t affect |
| B. | Maximize |
| C. | Minimize |
| D. | Create |
| Answer» D. Create | |
| 8. |
Contractors place blankets over the concrete to ____________ |
| A. | Increase the rate of evaporation |
| B. | Slow the rate of evaporation |
| C. | To increase the strength |
| D. | Ease to do work |
| Answer» C. To increase the strength | |
| 9. |
Dry intervals in surface wetting leads to __________ |
| A. | Cracking |
| B. | Fogging |
| C. | High strength |
| D. | Good workability |
| Answer» B. Fogging | |
| 10. |
After finishing concrete surface must be kept _________ |
| A. | Dry |
| B. | First dry it and then wet it |
| C. | First wet it and then dry it |
| D. | Wet |
| Answer» E. | |
| 11. |
Concrete placed in cold weather will take __________ time to gain strength. |
| A. | No |
| B. | Less |
| C. | More |
| D. | Equal to hot weather |
| Answer» D. Equal to hot weather | |
| 12. |
In a dry environment, concrete strength will be loosed as much as _________ % in moist environment. |
| A. | 30 |
| B. | 40 |
| C. | 50 |
| D. | 60 |
| Answer» D. 60 | |
| 13. |
What is curing? |
| A. | Dehydration |
| B. | Hydration |
| C. | Drying |
| D. | Dipping |
| Answer» C. Drying | |