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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.

Spherical shaped pressure vessel is considered to be the most ideal, because it can___________________?

A Withstand higher pressure for a given metallic shell thickness

B Be fabricated very easily

C Be designed without wind load considerations

D Be supported very easily

Review Detailed Answer

Correct Answer: Withstand higher pressure for a given metallic shell thickness

Rotary driers are most economically designed for the number of heat transfer units (HTU) from _________________?

A 0.01 to 1

B 1.5 to 2.5

C 5 to 10

D 10 to 20

Review Detailed Answer

Correct Answer: 1.5 to 2.5

Baffle width is normally taken as ______________ times the tank diameter?

A 0.1-0.12

B 0.4-0.5

C 0.45-0.6

D 0.2-0.45

Review Detailed Answer

Correct Answer: 0.1-0.12

Vertical vessels are not supported by____________________?

A Brackets

B Skirts

C Columns

D Saddles

Review Detailed Answer

Correct Answer: Saddles

The units of Young’s modulus of elasticity and ________________ are the same?

A Strain

B Stress

C Modular ratio

D None of these

Review Detailed Answer

Correct Answer: Stress

Pick out the wrong statement pertaining to the design of a long tube vertical evaporator ?

A Tube dia is 3-6 cms, while tube length in 3-6 metres

B Steam is fed to the shell, whereas the liquor is filled inside the tube

C Liquor level is maintained at 1/3rd to 1/2 of the height of the tube

D None of these

Review Detailed Answer

Correct Answer: None of these

In case of a continuous distillation column, increase in reflux ratio may result in the______________?

A Lower fixed charges for the column

B Greater cost for the reboiler heat supply

C Greater cost for the condenser coolant

D All A., B. and C.

Review Detailed Answer

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

A pressure vessel is said to be made of ‘thick’ shell, if the ratio of its diameter to wall thickness is_______________?

A < 10

B > 10

C > 20

D < 20

Review Detailed Answer

Correct Answer: > 10

In a shell and tube heat exchanger having triangular pitch, the shell side equivalent diameter is given by________________?

A 4(0.86P2 – πd2/4)/πd

B (P2 – πd2/4)/πd

C 4(0.86P2 – πd2)/πd

D (4P2 + πd2/4)/πd

Review Detailed Answer

Correct Answer: 4(0.86P2 – πd2/4)/πd

Speed of industrial paddle agitator ranges from _____________ rpm?

A 1 to 5

B 20 to 100

C 500 to 750

D 1000 to 2000

Review Detailed Answer

Correct Answer: 20 to 100

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Spherical shaped pressure vessel is considered to be the most ideal, because it can___________________?

Rotary driers are most economically designed for the number of heat transfer units (HTU) from _________________?

Baffle width is normally taken as ______________ times the tank diameter?

Vertical vessels are not supported by____________________?

The units of Young’s modulus of elasticity and ________________ are the same?

Pick out the wrong statement pertaining to the design of a long tube vertical evaporator ?

In case of a continuous distillation column, increase in reflux ratio may result in the______________?

A pressure vessel is said to be made of ‘thick’ shell, if the ratio of its diameter to wall thickness is_______________?

In a shell and tube heat exchanger having triangular pitch, the shell side equivalent diameter is given by________________?

Speed of industrial paddle agitator ranges from _____________ rpm?