Civil Engineering - Building Materials

26.
Slacking of lime is affected by
keeping it exposed to air
immersing the lime in water
crushing the lime lumps
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
The steel used in R.C.C. work is
stainless steel
mild steel
high carbon steel
wrought iron.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
Mastic asphalt is
water proof
fire proof
elastic
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
Non acid-resistant asbestos is :
tremolite asbestos
chrysolite abestos
amosite absestos
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

30.
Stones used for the construction of retaining walls must be
soft
hard
light
heavy.
Answer: Option
Explanation:
No answer description is available. Let's discuss.