1. Which of the following is a good fire-resistant stone?
2. What is a freestone?
Correct Answer is : Stone free from veins and planes of cleavage
3. Why are stones with lighter shades of colour preferred?
Correct Answer is : Don’t spoil the appearance
4. Hardness is an important parameter considered in the construction of:
Correct Answer is : Bridges
5. What is the required specific gravity for a good building stone?
Correct Answer is : Greater than 2.7