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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.

In a grinding operation, the limiting particle size is the size of the _______________ particle in the sample?

A Smallest

B Largest

C Either A. or B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Neither A. nor B.

Feed size of ≥ 25 cms can be accepted by _______________________?

A Ball mill

B Rod mill

C Fluid energy mill

D Jaw crusher

Review Detailed Answer

Correct Answer: Jaw crusher

For laminar flow of filtrate through the cake deposited on septum, which of the following will be valid ?

A Kozeny-Carman equation

B Leva’s equation

C Blake-Plummer equation

D None of these

Review Detailed Answer

Correct Answer: Kozeny-Carman equation

During the washing of cake_________________?

A All the resistances are constant

B Filter medium resistance increases

C Filter medium resistance decreases

D Cake resistance decreases

Review Detailed Answer

Correct Answer: All the resistances are constant

_____________ mills are termed as impactors?

A Hammer

B Cage

C Rolling-compression

D None of these

Review Detailed Answer

Correct Answer: Hammer

For coarse reduction of hard solids, use ____________________?

A Impact

B Attrition

C Compression

D Cutting

Review Detailed Answer

Correct Answer: Compression

Which of the following equations is Rittinger’s crushing law? (Where P = power required by the machine, m = feed rate, k = a constant, D̅ sa & D̅ sb = volume surface mean diameter of feed & product respectively) ?

A P/m = K/ √Dp

B P/m = K . ln D̅ sa/D̅ sb

C P/m = K . (1/ D̅ sb – 1/D̅ sa)

D None of these

Review Detailed Answer

Correct Answer: P/m = K . (1/ D̅ sb – 1/D̅ sa)

______________ mill is not a revolving mill ?

A Pebble

B Compartment

C Cage

D Tube

Review Detailed Answer

Correct Answer: Cage

The crushed material received for separation is called feed or_________________?

A Tailing

B Heading

C Concentrate

D Middling

Review Detailed Answer

Correct Answer: Heading

A filter press is___________________?

A A batch filter

B Not suitable, if the liquid is the main product

C Having prohibitively high maintenance cost

D Not suitable for wide range of materials under varying operating conditions of cake thickness

Review Detailed Answer

Correct Answer: A batch filter

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

In a grinding operation, the limiting particle size is the size of the _______________ particle in the sample?

Feed size of ≥ 25 cms can be accepted by _______________________?

For laminar flow of filtrate through the cake deposited on septum, which of the following will be valid ?

During the washing of cake_________________?

_____________ mills are termed as impactors?

For coarse reduction of hard solids, use ____________________?

Which of the following equations is Rittinger’s crushing law? (Where P = power required by the machine, m = feed rate, k = a constant, D̅ sa & D̅ sb = volume surface mean diameter of feed & product respectively) ?

______________ mill is not a revolving mill ?

The crushed material received for separation is called feed or_________________?

A filter press is___________________?