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Quiz on Cement

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Which is NOT a raw material for cement manufacture

a)

Limestone

b)

Clay

c)

Asbestos

d)

Gypsum

2.

Which constituent of cement is used for delaying setting time

a)

Limestone

b)

Gypsum

c)

Clay

d)

Iron Oxide

3.

After Hydration what product gives strength to concrete

a)

C-A-H

b)

C-S-H

c)

C3S

d)

C2S

4.

Which of the Bough's compounds hydrate first?

a)

C2S

b)

C3S

c)

C3A

d)

C4AF

5.

What cement is used in massive constructions like dams

a)

Low heat emitting cement

b)

Rapid Hardening cement

c)

Pozzolana cement

d)

High strength cement

6.

What gives gradual strength to concrete

a)

C3S

b)

C2S

c)

C3A

d)

C4AF

7.

Initial setting time of cement should not be less than ___

a)

45 minutes

b)

30 minutes

c)

10 hours

d)

10 mins

8.

Final setting time should not be more than

a)

600 mins

b)

100 mins

c)

8 hours

d)

1000 mins

9.

Rapid hardening cement can be created by increasing the percentage of

a)

C3A

b)

C2S

c)

C3S

d)

C4AF

10.

Grades of cement are classified on the basis of

a)

Tensile strength

b)

Colour

c)

Compressive strength

d)

Durability