MCQOPTIONS
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MCQOPTIONS
This section includes 14 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. |
In charpy test specimen, the angle of v-notch section is ____________ |
| A. | 30 degrees |
| B. | 45 degrees |
| C. | 60 degrees |
| D. | 90 degrees |
| Answer» C. 60 degrees | |
| 2. |
For hardness test of copper in Brinell hardness tester, the diameter of ball is ___________ |
| A. | 7mm |
| B. | 1mm |
| C. | 5mm |
| D. | 3mm |
| Answer» D. 3mm | |
| 3. |
The indenter used in Brinell hardness test is a ____________ |
| A. | Ball |
| B. | Cone |
| C. | Cylinder |
| D. | Pyramid |
| Answer» C. Cylinder | |
| 4. |
The shape of specimen used in compression test is Cube and cylinder. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
Which machine records the change in length of specimen? |
| A. | Impact testing machine |
| B. | Universal testing machine |
| C. | Rockwell tester |
| D. | Brinell tester |
| Answer» C. Rockwell tester | |
| 6. |
FOR_HARDNESS_TEST_OF_COPPER_IN_BRINELL_HARDNESS_TESTER,_THE_DIAMETER_OF_BALL_IS____________?$ |
| A. | 7mm |
| B. | 1mm |
| C. | 5mm |
| D. | 3mm |
| Answer» D. 3mm | |
| 7. |
In charpy test specimen, the angle of v-notch section is ____________$ |
| A. | 30 degrees |
| B. | 45 degrees |
| C. | 60 degrees |
| D. | 90 degrees |
| Answer» C. 60 degrees | |
| 8. |
The indenter used in Brinell hardness test is a ___________? |
| A. | Ball |
| B. | Cone |
| C. | Cylinder |
| D. | Pyramid |
| Answer» C. Cylinder | |
| 9. |
The property of a material that resists penetration or indentation by means of abrasion or scratching is known as ___________ |
| A. | Strength |
| B. | Hardness |
| C. | Stiffness |
| D. | Toughness |
| Answer» C. Stiffness | |
| 10. |
During compression test of cast iron, the failure occurs i.e. the crack appears along the _____________ |
| A. | Diagonal |
| B. | Surface parallel to load applied |
| C. | Surface perpendicular to load applied |
| D. | Lateral |
| Answer» B. Surface parallel to load applied | |
| 11. |
“The shape of specimen used in compression test is Cube and cylinder”.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
In universal testing machine, for a circular section specimen, the gauge length is taken to be ______________ |
| A. | 3.65 ‚àöA |
| B. | 4.65 ‚àöA |
| C. | 5.65 ‚àöA |
| D. | 6.65 ‚àöA where A is the area of cross section of the specimen |
| Answer» D. 6.65 ‚Äö√Ñ√∂‚àö‚Ć‚àö‚àÇA where A is the area of cross section of the specimen | |
| 13. |
The ability of the material to resist stress without failure is called ________________ |
| A. | Strength |
| B. | Hardness |
| C. | Stiffness |
| D. | Toughness |
| Answer» B. Hardness | |
| 14. |
Tensile test can be performed on _____________ |
| A. | Impact testing machine |
| B. | Universal testing machine |
| C. | Rockwell tester |
| D. | Brinell tester |
| Answer» C. Rockwell tester | |