Cement Chemistry
Authored by Athira Gopinath
Engineering
Professional Development
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many grades of OPC cements are there?
a) 1
b) 2
c) 3
d) 4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is concrete tested for its strength?
a) By pouring into cubes
b) By making slabs
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Free CaO in cement comes from?
Limestone
Shale
Clay
Gypsum
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the figure below, what does ‘a’ represents?
a) Combustion chamber
b) Wash mill
c) Kiln
d) Dryer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much does a bag of cement weigh?
a) 1 kg
b) 10 kg
c)50 kg
d)100 kg
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is released during the production of clinker?
a) CaCO3
b) CO2
c) Ca(OH)2
d) CO
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which stone provides the calcareous component required for the manufacture of cement?
a) Lime
b) Limestone
c) Marble
d) Granite
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