450+ Construction-materials-and-management Questions

Construction-materials-and-management Questions Set 7:

Quiz Mode

The vee-bee time for medium workable concrete, in seconds, is:

3-6

6-20

0-3

>20

Solution:

Which clinker mineral is the most reactive during cement hydration?

C3A

C2S

C3S

C4AF

Solution:

The short-term modulus of elasticity of M35 concrete in MPa is

3823.48

29850

33541

18381

Solution:

How is lime produced?

through quarrying

it occurs naturally

by burning limestone

by crushing limestone

Solution:

Which of the following is prime constituent of every type of clay?

Silica

Alumina

Oxide of iron

Magnesium

Solution:

Which of the following is the example of plasticizer?

Citric acid

Oleic acid

Lignosulphonic acid

Sodium hydroxide

Solution:

Which of the following constituents is present in the highest proportion in cement?

Silica

Alumina

Lime

Iron oxide

Solution:

What property of lime is responsible for its hydraulicity?

white color

impurities present

presence of clay

presence of water

Solution:

The special type of concrete which can be prepared a using computerized batching plant is known as

Geopolymer concrete

Self Compacting concrete

Ready mix concrete

None

Solution:

The optimistic, most likely, and pessimistic time estimates of an activity are 3, 8, and 19 days respectively. What are the expected time and standard deviation?

8, 2

11, 3

9, 2.67

10, 3.67

Solution:

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Construction-materials-and-management Questions Set 7:

The vee-bee time for medium workable concrete, in seconds, is:

Solution:

Which clinker mineral is the most reactive during cement hydration?

Solution:

The short-term modulus of elasticity of M35 concrete in MPa is

Solution:

How is lime produced?

Solution:

Which of the following is prime constituent of every type of clay?

Solution:

Which of the following is the example of plasticizer?

Solution:

Which of the following constituents is present in the highest proportion in cement?

Solution:

What property of lime is responsible for its hydraulicity?

Solution:

The special type of concrete which can be prepared a using computerized batching plant is known as

Solution:

The optimistic, most likely, and pessimistic time estimates of an activity are 3, 8, and 19 days respectively. What are the expected time and standard deviation?

Solution:

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