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Civil Engineering - Building Materials

Exercise : Building Materials - Section 3
11.
Portland pozzolana cement possesses
higher resistance to chemical attack
lower heat of hydration
lower shrinkage on drying
water tightness
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Iron ore may contain
carbon
silicon
sulphur
phosphorus and maganese
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Wrought iron is used for
structural works in beams
small sized water pipes
columns and struts
none to these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
The timber having maximum resistance against white ants, is obtained from
chir
shisham
sal
teak.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Knots in timber are
defects caused by crushing fibres
splits radiating from the centre
speckled strains
signs of branches cut off.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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