Civil Engineering - Building Materials

1.
The rocks in which argil (or clay) predominates, are called
sillicious rocks
argillaceous rocks
calcareous rocks
igneous rocks.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
A badly mixed cement concrete results in
segregation
bleeding
honey combing
none to these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
Pick up the correct statement regarding low heat cement from the following:
It possesses less compressive strength
Its initial setting time is about one hour
Its final setting time is about 10 hours
Its mainly used for mass concrete work
All the above.
Answer: Option
Explanation:
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4.
Chemically, marble is known as
metamorphic rock
argillaceous rock
calcareous rock
silicious rock.
Answer: Option
Explanation:
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5.
Inner part of a timber log surrounding the pith, is called
sapwood
cambium layer
heart wood
none to these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.