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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.

Capacity of flight conveyor in tons/hr is given by (where, W & D = width and depth of flight respectively in metre V = speed of the conveyor, metre/second ρ = bulk density of material, kg/m3) ?

A 3.6 W.D.V.ρ

B 3.6 W.D.V

C 3.6 W.V.ρ

D 3.6 D.V.ρ

Review Detailed Answer

Correct Answer: 3.6 W.D.V.ρ

Addition of filter aid to the slurry before filtration is done to _______________ of the cake?

A Increase the porosity

B Increase the compressibility co-efficient

C Decrease the porosity

D Decrease the compressibility co-efficient

Review Detailed Answer

Correct Answer: Increase the porosity

Sulphuric acid mist is arrested by using a ____________ scrubber?

A Packed wet

B Hollow wet

C Venturi

D Co-current

Review Detailed Answer

Correct Answer: Venturi

Which of the following must be stored in silos and not in open yard ?

A Coke breeze

B High V.M. bituminous coal

C Sand

D None of these

Review Detailed Answer

Correct Answer: High V.M. bituminous coal

Froth floatation is the most suitable for treating ____________________?

A Iron ores

B Sulphide ores

C Quartzite

D None of these

Review Detailed Answer

Correct Answer: Sulphide ores

Mixer used for rubber compounding is__________________?

A mixer-extruder

B Banbury internal mixer

C Muller mixer

D Pug mill

Review Detailed Answer

Correct Answer: Banbury internal mixer

Half the angle of nip, (α), for a roll crusher is given by (where, dr, dp and df are diameters of crushing rolls, feed particles and rolls gap respectively) ?

A cos α = (dr + dp)/(dr + df)

B cos α = (dr + df)/(dr + dp)

C tan α = (dr + dp)/(dr + df)

D sin α = (dr + dp)/(dr + df)

Review Detailed Answer

Correct Answer: cos α = (dr + dp)/(dr + df)

Which of the following can be most effectively used for clarification of lube oil and printing ink ?

A Sparkler filter

B Pre-coat filter

C Disc-bowl centrifuge

D Sharpies super-centrifuge

Review Detailed Answer

Correct Answer: Sharpies super-centrifuge

For achieving maximum capacity of the ball mill, the ball charge should be equal to about ______________ percent of the ball mill volume?

A 10

B 25

C 50

D 75

Review Detailed Answer

Correct Answer: 50

_______________ mill is normally used for grinding of talc?

A Tube

B Compartment

C Ring-roll

D Pebble

Review Detailed Answer

Correct Answer: Ring-roll

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Capacity of flight conveyor in tons/hr is given by (where, W & D = width and depth of flight respectively in metre V = speed of the conveyor, metre/second ρ = bulk density of material, kg/m3) ?

Addition of filter aid to the slurry before filtration is done to _______________ of the cake?

Sulphuric acid mist is arrested by using a ____________ scrubber?

Which of the following must be stored in silos and not in open yard ?

Froth floatation is the most suitable for treating ____________________?

Mixer used for rubber compounding is__________________?

Half the angle of nip, (α), for a roll crusher is given by (where, dr, dp and df are diameters of crushing rolls, feed particles and rolls gap respectively) ?

Which of the following can be most effectively used for clarification of lube oil and printing ink ?

For achieving maximum capacity of the ball mill, the ball charge should be equal to about ______________ percent of the ball mill volume?

_______________ mill is normally used for grinding of talc?