Civil Engineering - Building Materials

16.
Cement paints usually
contain hydrated lime
contain 5% to 10% colour pigments
are prepared with white cement
contain 5% sodium chloride
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
The cement becomes unsound by the presence of excess
sulphur
magnesia
lime
All of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

18.
The kiln which may work throughout the year, is
Clamp
Bull's kiln
Hoffman's kiln
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

19.
The minimum compressive strength of 1st class bricks should be
75 kg/cm2
90 kg/cm2
100 kg/cm2
120 kg/cm2
130 kg/cm2.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

20.
A volatile substance added to a paint to make its application easy and smooth, is known as
base
solvent
vehicle
none to these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.