Civil Engineering : Highway Engineering QUESTIONS AND ANSWERS :: part4 : 16 to 20
Following Civil Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
16.The recommended grade of tar for grouting purpose is |
| RT-1 |
| RT-2 |
| RT.3 |
| RT-5 |
17.Los Angeles testing machine is used to conduct |
| abrasion test |
| impact test |
| attrition test |
| crushing strength test |
18.For rapid curing cutbacks, the oil used is |
| gasoline |
| kerosene oil |
| light diesel |
| heavy diesel |
19.In CBR test the value of CBR is calculated at |
| 2.5 mm penetration only |
| 5.0 mm penetration only |
| 7.5 mm penetration only |
| both 2.5mm and 5.0 mm penetrations |
20.If aggregate impact value is 20 to 30 percent, then it is classified as |
| exceptionally strong |
| strong |
| satisfactory for road surfacing |
| unsuitable for road surfacing |
More Highway Engineering QUESTIONS AND ANSWERS available in next pages
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