Cement Process

Cement Process

Professional Development

30 Qs

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Cement Process

Cement Process

Assessment

Quiz

Professional Development, Chemistry, Education

Professional Development

Hard

Created by

Mostafa Farouk

Used 18+ times

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30 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Calcination of material in the range of 600 to 900 Deg. Celsius for the decomposition of CaCO3 to CaO and CO2 is one of the main cement chemical process taking place in the preheater tower?

True

False

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What burning zone temperature range (Highest Temperature in Cement Kiln) ?

1300 to 1450 °C.

900 to 1000 °C.

1100 to 1200 °C.

900 to 1100 °C.

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which the type of the following equipment give the highest separation efficiency of gases and dust?

Cyclones

Separators

Gravel filter

Electrostatic filter

Bag filters

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The most famous type of mill used in grinding with high production capacity is:

Vertical mills

Ball mills

Horo mills

Roller Press mills.

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Cement technology is well known to be one of the highest energy consuming industries, fuel is one of the main components of cement cost, which one has the current highest cost in terms of EGP/GJ;

Natural Gas

Coal and Petcoke

Heavy Fuel Oil (Mazout)

Diesel

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the average residue on 45 micron for OPC CEM I 42.5 N?

0-10 %

10-20 %

30-40 %

40-50 %

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the meaning of soundness of cement?

Ability to flow when mixed

Ability to make ringing noise when struck

Ability to form strong and sound structure

Ability to retain volume after setting

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