Civil Engineering - Building Materials

16.
Good quality cement contains higher percentage of
Tricalcium silicate
Di-calcium silicate
Tri-calcium aluminate
Tetra calcium alumino ferrite
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
Soundness of cement is tested by
Vicat's apparatus
Le-chatelier apparatus
compressive strength testing apparatus
none of the these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

18.
The PVC doors and windows are preferred as they are
rust proof
rot proof
termile proof
water proof
all of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

19.
Based on its dry weight, a freshly felled tree may contain water
25%
50%
75%
100%.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

20.
Forge pig may be converted to wrought iron by
rolling
pudding
shingling
refining.
Answer: Option
Explanation:
No answer description is available. Let's discuss.