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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

Which of the following is not an acidic refractory?

A Silica bricks

B Fireclay bricks

C Bauxite bricks

D Magnesia bricks

Review Detailed Answer

Correct Answer: Magnesia bricks

Firing temperature of magnesite bricks is about _____________ °C?

A 800-1000

B 1000-1200

C 1600-1800

D 2400-2600

Review Detailed Answer

Correct Answer: 1600-1800

Silicon carbide refractories are used in the _____________?

A Muffle furnace

B Zinc smelting furnace

C Ceramic recuperators

D All A., B. and C.

Review Detailed Answer

Correct Answer: All A., B. and C.

Mixing of ground refractory material and water is done in a ______________ mill?

A Pug

B Ball

C Tube

D Rod

Review Detailed Answer

Correct Answer: Pug

With increase in the density of silica refractories, its_______________?

A Resistance to slag attack increases

B Spalling resistance reduces

C Both A. and B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Both A. and B.

‘Spinel’, a refractory mineral is chemically represented as____________________?

A MgAl2O4

B MgAl2O3

C MgSO4

D MgAl2O3.2H2O

Review Detailed Answer

Correct Answer: MgAl2O4

SiO2 percentage in firebrick is about____________________?

A 35-40

B 55-60

C 80-85

D > 94

Review Detailed Answer

Correct Answer: 55-60

Which of the following impurities reduces the refractoriness of magnesite bricks ?

A Al2O3

B CaO

C SiO2

D All A., B. & C.

Review Detailed Answer

Correct Answer: All A., B. & C.

Semi-silica bricks compared to silica bricks have_______________?

A Less fusion point

B Better spalling resistance

C Both A. and B.

D Neither A. not B.

Review Detailed Answer

Correct Answer: Both A. and B.

Rotary kilns meant for calcination of limestone are lined with chrome magnesite in ______________ zone?

A Preheating

B Cooling

C Burning

D All the above

Review Detailed Answer

Correct Answer: Burning

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Which of the following is not an acidic refractory?

Firing temperature of magnesite bricks is about _____________ °C?

Silicon carbide refractories are used in the _____________?

Mixing of ground refractory material and water is done in a ______________ mill?

With increase in the density of silica refractories, its_______________?

‘Spinel’, a refractory mineral is chemically represented as____________________?

SiO2 percentage in firebrick is about____________________?

Which of the following impurities reduces the refractoriness of magnesite bricks ?

Semi-silica bricks compared to silica bricks have_______________?

Rotary kilns meant for calcination of limestone are lined with chrome magnesite in ______________ zone?