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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.

For sizing of fine materials, the most suitable equipment is a____________________?

A Trommel

B Grizzly

C Shaking screen

D Vibrating screen

Review Detailed Answer

Correct Answer: Vibrating screen

The main differentiation factor between tube mill and ball mill is the ___________________?

A Length to diameter ratio

B Size of the grinding media

C Final product size

D Operating speed

Review Detailed Answer

Correct Answer: Length to diameter ratio

During agitation of liquids, power consumption during laminar flow is not proportional to the ________________?

A Density of the liquid

B Viscosity of the liquid

C Cube of impeller diameters

D Square of rotational speed

Review Detailed Answer

Correct Answer: Density of the liquid

For spheres, the specific surface shape factor is given by___________________?

A AD/V

B D/V

C A/V

D √(AD/V)

Review Detailed Answer

Correct Answer: AD/V

Size reduction of the ______________ can be suitably done by ball mills, crushing rolls and rod mills?

A Metalliferous ores

B Non-metallic ores

C Basic slags

D Asbestos & mica

Review Detailed Answer

Correct Answer: Metalliferous ores

Handling of ashes and similar materials can be done best by a ______________ conveyor?

A Flight

B Drag or slat

C Belt

D Ribbon

Review Detailed Answer

Correct Answer: Drag or slat

Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher ?

A Rod mill

B Fluid energy mill

C Gyratory crusher

D Ball mill

Review Detailed Answer

Correct Answer: Gyratory crusher

A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is_________________?

A 0.90 μm/s

B 1 μm/s

C 22.1 μm/s

D 0.02 μm/s

Review Detailed Answer

Correct Answer: 1 μm/s

If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is φs is defined by________________?

A φs = 6 Vp/dpsp

B φs = Vp/dpsp

C φs = 6 dpSp/Vp

D φs = dpSp/Vp

Review Detailed Answer

Correct Answer: φs = 6 Vp/dpsp

Compressibility co-efficient for an absolutely compressible cake is_______________?

A 0

B 1

C 0 to 1

D ∞

Review Detailed Answer

Correct Answer: 1

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

For sizing of fine materials, the most suitable equipment is a____________________?

The main differentiation factor between tube mill and ball mill is the ___________________?

During agitation of liquids, power consumption during laminar flow is not proportional to the ________________?

For spheres, the specific surface shape factor is given by___________________?

Size reduction of the ______________ can be suitably done by ball mills, crushing rolls and rod mills?

Handling of ashes and similar materials can be done best by a ______________ conveyor?

Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher ?

A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is_________________?

If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is φs is defined by________________?

Compressibility co-efficient for an absolutely compressible cake is_______________?