1. Which of the following is a hand tool used for quarrying?
Correct Answer is : Hammer
2. What is the relation between LLR (Line of Least Resistance) and amount of explosives to be used?
Correct Answer is : Higher the LLR, higher the amount of explosive
3. Which of the following is not an explosive used for blasting?
Correct Answer is : Flash powder
4. What is used to accelerate the process of rubbing in rubbed finish dressing?
Correct Answer is : Water and sand
5. Dressing of stones is carried out to:
Correct Answer is : To make transport of stones to site easy and economic