Question 1

Calcium sulphate is commonly known as………

Accepted Answer

Gypsum

Answer

Lime

Answer

Silica

Answer

Clay

Question 2

What is the major constituent of cement

Accepted Answer

Lime

Answer

Alumina

Answer

None of these

Answer

Silica

Question 3

Excess of which ingredient cause for efflorescence

Accepted Answer

Alkalies

Answer

All of the above

Answer

Sulphur trioxide

Answer

alumina

Question 4

Which imparts early strength to cement

Accepted Answer

C3S

Answer

C2S

Answer

C3A

Answer

C4AF

Question 5

Most of the strength developing properties of cement are controlled by

Accepted Answer

C3S & C2S

Answer

C3S & C4AF

Answer

C3A & C4AF

Answer

C3A & C2S

Question 6

Which is the old technology of cement manufacturing

Accepted Answer

Wet process

Answer

None of these

Answer

Both a & b

Answer

Dry process

Question 7

Preliminary grinding of clinker is done in

Accepted Answer

Ball mill

Answer

Tube mill

Answer

Crushing mill

Answer

Grinding mill

Question 8

Final grinding of clinkers are done in

Accepted Answer

Tube mill

Answer

Any of the above

Answer

Grinding mill

Answer

Ball mill

Question 9

It is the first test before any other test for cement

Accepted Answer

Consistency test

Answer

final setting time

Answer

fineness test

Answer

Initial setting time

Question 10

Vicat apparatus is used in

Accepted Answer

All of these

Answer

Initial setting time

Answer

Final setting time

Answer

Consistency test

Related quizzes

Related quizzes