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This section includes 7 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. |
THE_LOSS_IN_WEIGHT_SHOULD_NOT_EXCEED____%_WHEN_TESTED_WITH_NA2SO4_AND____%_WITH_MGSO4_SOLUTION.?$ |
A. | 12, 18 |
B. | 18, 12 |
C. | 10, 15 |
D. | 15, 10 |
Answer» B. 18, 12 | |
2. |
Aggregates to be used for wearing course, the impact value shouldn’t exceed __ percent.$ |
A. | 30 |
B. | 35 |
C. | 40 |
D. | 25 |
Answer» B. 35 | |
3. |
To neutralize 200 ml of sample should not require more than 10 ml of __ normal HCI using methyl orange. |
A. | 1 |
B. | .1 |
C. | 10 |
D. | .01 |
Answer» C. 10 | |
4. |
The mineral oil if present in mixing for concrete ______________ |
A. | Improves strength |
B. | Reduces strength |
C. | Gives more slump |
D. | Gives a smooth surface |
Answer» B. Reduces strength | |
5. |
Which machine is preferred for abrasion test? |
A. | Vicat’s mould |
B. | Los Angeles |
C. | Flakiness Gauge |
D. | Elongation Gauge |
Answer» C. Flakiness Gauge | |
6. |
A maximum value of ___ percent is allowed for WBM base course in Indian conditions. |
A. | 25 |
B. | 35 |
C. | 40 |
D. | 50 |
Answer» D. 50 | |
7. |
When the cement paste is tested within the gauging time. Here what is the value of gauging time? |
A. | 3 to 5 minutes |
B. | 3 to 5 hours |
C. | 24 minutes |
D. | 24 hours |
Answer» B. 3 to 5 hours | |