MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Pavement Design knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What height should the steel ball fall through in a softening point test to ascertain the temperature? |
| A. | 25 cm |
| B. | 2.5 cm |
| C. | 50 cm |
| D. | 5 cm |
| Answer» C. 50 cm | |
| 2. |
The ductility value of sample tested is found to be 80 mm. What is the grade of the sample? |
| A. | VG-40 |
| B. | VG-30 |
| C. | VG-20 |
| D. | VG-10 |
| Answer» E. | |
| 3. |
Float test is used to identify the impurities in bitumen. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
Which of the below IS code gives guidelines for the flash and fire point test? |
| A. | IS 1202 |
| B. | IS 1208 |
| C. | IS 1203 |
| D. | IS 1209 |
| Answer» E. | |
| 5. |
The spot test is used to determine if bitumen is ______ or not. |
| A. | Cracked |
| B. | Soluble |
| C. | Strong |
| D. | Deformed |
| Answer» B. Soluble | |
| 6. |
From where is the paving bitumen grade A35 is obtained? |
| A. | Saudi Arabia |
| B. | Asia |
| C. | Assam |
| D. | Andhra Pradesh |
| Answer» D. Andhra Pradesh | |
| 7. |
Which of the below tar type – application pairs matched correctly? |
| A. | RT-1 – renewal coat |
| B. | RT-2 – standard surface painting |
| C. | RT-3 – cold weather surface painting |
| D. | RT-4 – grouting |
| Answer» C. RT-3 – cold weather surface painting | |
| 8. |
At what rate is the temperature applied during the softening point test? |
| A. | 5° per minute |
| B. | 5° per hour |
| C. | 6° per minute |
| D. | 6° per hour |
| Answer» B. 5° per hour | |
| 9. |
Ductility of bitumen is measured in terms of ______ |
| A. | Time |
| B. | Distance |
| C. | Temperature |
| D. | Colour |
| Answer» C. Temperature | |
| 10. |
______ viscosity is the ratio between applied shear stress and the rate of shear. |
| A. | Normal |
| B. | Apparent |
| C. | Kinematic |
| D. | Absolute |
| Answer» E. | |
| 11. |
Which IS code is referred to for conducting the float test for bitumen? |
| A. | IS 1209 |
| B. | IS 1211 |
| C. | IS 1210 |
| D. | IS 1212 |
| Answer» D. IS 1212 | |
| 12. |
______ mould is used for conducting the ductility test. |
| A. | Block |
| B. | Briquette |
| C. | Urethane |
| D. | Latex |
| Answer» C. Urethane | |
| 13. |
Softening test was performed on a bitumen sample and it was found out to be 62°. Which grade does it belong to? |
| A. | VG 10 |
| B. | VG 20 |
| C. | VG 30 |
| D. | VG 40 |
| Answer» E. | |
| 14. |
The indirect method of determining viscosity is not applicable to which of the below? |
| A. | Tar |
| B. | Cut-back bitumen |
| C. | Modified bitumen |
| D. | Bitumen emulsion |
| Answer» D. Bitumen emulsion | |
| 15. |
For how long is the needle allowed to penetrate in the penetration test? |
| A. | 5 seconds |
| B. | 5 minutes |
| C. | 10 seconds |
| D. | 10 minutes |
| Answer» B. 5 minutes | |