Civil Engineering - Building Materials

16.
Black marble is generally found in the district of
Jodhpur
Jaipur
Jabalpur
Jaisalmer
Pune.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
The most fire resistant paints are :
enamel paints
aluminium paints
asbestos paints
cement paints.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

18.
If P is the percentage of water required for normal consistency, water to be added for determination of initial setting time, is
0.70 P
0.75 P
0.80 P
0.85 P
0.90 P.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

19.
A pug mill is used for
softening brick earth
moulding brick earth
tempering brick earth
providing brick earth
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

20.
A good brick earth should contain :
about 20% to 30% of alumina
about 50% to 60% of silica
not more than 5% of lime
about 5 to 6% of oxide of lime
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.