11. |
What is the use of a Bitumen pressure distributor?
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Answer:
Option (b) |
12. |
How to know the underground profile before excavation to avoid cutting of live wire cables and pipelines?
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Answer:
Option (c) |
13. |
Why releasing agents should be used in machines?
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Answer:
Option (a) |
14. |
What is the benefit of the Mobile Concrete Plant?
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Answer:
Option (d) |