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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.

‘Cox’ chart which is useful in the design of a distillation column (particularly suitable for petroleum hydrocarbons) is a plot of the_____________?

A Temperature vs. log (vapor pressure)

B Vapor pressure vs. log (temperature)

C Log (temperature) vs. log (vapor pressure)

Review Detailed Answer

Correct Answer: Temperature vs. log (vapor pressure)

Dissolving a solute in a solvent does not change its________________?

A Specific heat

B Vapour pressure

C Viscosity

D None of these

Review Detailed Answer

Correct Answer: None of these

In the reaction, Ca + 2H2O = Ca(OH)2 + H2; what volume (c.c.) of hydrogen at STP would be liberated, when 8 gm of calcium reacts with excess water ? (Atomic weight of calcium = 40) ?

A 4480

B 2240

C 1120

D 0.4

Review Detailed Answer

Correct Answer: 4480

Spalling of silica bricks occurs due to abrupt volume changes, when it is cooled below a temperature of ______________ °C?

A 770

B 570

C 270

D 70

Review Detailed Answer

Correct Answer: 270

Which property of refractories is the most important for top section of the blast furnace ?

A Resistance to abrasion

B Resistance to slag penetration

C Stability of volume at high temperature

Review Detailed Answer

Correct Answer: Resistance to abrasion

Roof of a basic electric furnace is made of ______________ bricks?

A Superduty fireclay

B Silica

C Chromite

D None of these

Review Detailed Answer

Correct Answer: Silica

Outer combustion chamber of blast furnace stove is lined with _______________ bricks?

A Fireclay

B Silica

C Chrome magnesite

D Zirconia

Review Detailed Answer

Correct Answer: Fireclay

Magnesite refractories are used for the construction of those furnaces, which are_______________?

A Not required to resist the corrosive action of basic slag

B Not subjected to fluctuation in temperature

C Used for raising & maintaining high temperature

D Both B. and C.

Review Detailed Answer

Correct Answer: Both B. and C.

An insulating refractory brick should have high porosity and low thermal conductivity. Which of the following is not used for inducing porosity in the insulating refractory bricks during its manufacture ?

A Cork

B Saw dust

C Sand

D Chemically prepared foam

Review Detailed Answer

Correct Answer: Sand

Test piece for determination of RUL of a refractory is heated in a/an__________________?

A Oxidising atmosphere

B Reducing atmosphere

C Electric furnace

D Neutral atmosphere

Review Detailed Answer

Correct Answer: Electric furnace

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

‘Cox’ chart which is useful in the design of a distillation column (particularly suitable for petroleum hydrocarbons) is a plot of the_____________?

Dissolving a solute in a solvent does not change its________________?

In the reaction, Ca + 2H2O = Ca(OH)2 + H2; what volume (c.c.) of hydrogen at STP would be liberated, when 8 gm of calcium reacts with excess water ? (Atomic weight of calcium = 40) ?

Spalling of silica bricks occurs due to abrupt volume changes, when it is cooled below a temperature of ______________ °C?

Which property of refractories is the most important for top section of the blast furnace ?

Roof of a basic electric furnace is made of ______________ bricks?

Outer combustion chamber of blast furnace stove is lined with _______________ bricks?

Magnesite refractories are used for the construction of those furnaces, which are_______________?

An insulating refractory brick should have high porosity and low thermal conductivity. Which of the following is not used for inducing porosity in the insulating refractory bricks during its manufacture ?

Test piece for determination of RUL of a refractory is heated in a/an__________________?