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This section includes 4 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. |
If the value of fck is 100 then what will be the modulus of elasticity? |
A. | 5000 |
B. | 500 |
C. | 50000 |
D. | 50 |
Answer» D. 50 | |
2. |
Static modulus of elasticity of concrete has been related to its ________ |
A. | Tensile strength |
B. | Compressive strength |
C. | External strength |
D. | Applied force |
Answer» C. External strength | |
3. |
What are elastic strains? |
A. | These are the instantaneous deformations that occur when an external stress is first applied |
B. | These deformations occur either on loss of moisture from the concrete on cooling of concrete |
C. | It is the time-dependent deformation that occurs on the prolonged application of stress |
D. | Any one or combinations of the above types of deformations in a hardened concrete leads to cracking |
Answer» B. These deformations occur either on loss of moisture from the concrete on cooling of concrete | |
4. |
Young s modulus for dickite is ___________ |
A. | 5.2 GPa |
B. | 6.2 GPa |
C. | 7.2 GPa |
D. | 8.2 GPa |
Answer» C. 7.2 GPa | |