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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.

A fluid which has a linear relationship between the magnitude of applied shear-stress and the resulting rate of deformation is called a/an _____________ fluid?

A Newtonian

B Non-Newtonian

C Ideal

D Incompressible

Review Detailed Answer

Correct Answer: Newtonian

In the low Reynolds number region, the drag force on a sphere is proportional to_______________?

A V

B V2

C V4

D V0.5

Review Detailed Answer

Correct Answer: V

Capillary tube method of viscosity measurement is based on the ________________?

A Hagen-Poiseuille’s equation

B Stoke’s law

C Navier-stokes equation

D None of these

Review Detailed Answer

Correct Answer: Hagen-Poiseuille’s equation

Nominal Pipe Size (NPS) of a pipe less than 12 inches in diameter indicates its________________?

A Inner diameter

B Outer diameter

C Thickness

D Neither inner nor outer diameter

Review Detailed Answer

Correct Answer: Neither inner nor outer diameter

The friction factor for turbulent flow in a hydraulically smooth pipe______________?

A Depends only on Reynolds number

B Does not depend on Reynolds number

C Depends on the roughness

D None of these

Review Detailed Answer

Correct Answer: Depends only on Reynolds number

The continuity equation___________________?

A Is independent of the compressibility of the fluid

B Is dependent upon the viscosity of the fluid

C Represents the conservation of mass

D None of these

Review Detailed Answer

Correct Answer: Represents the conservation of mass

Rubber latex is an example of a ______________ fluid?

A Pseudo plastic

B Bingham plastic

C Dilatent

D Newtonian

Review Detailed Answer

Correct Answer: Pseudo plastic

Specific speed for a centrifugal pump is___________________?

A N √Q/H3/4

B N √Q/H2/3

C N3D5/H1/3

D N √Q/H

Review Detailed Answer

Correct Answer: N √Q/H3/4

For the laminar flow of a fluid in a circular pipe of radius R, the Hagen-Poisseule equation predicts the volumetric flow rate to be proportional to____________________?

A R

B R2

C R4

D R0.5

Review Detailed Answer

Correct Answer: R

The fluid jet discharging from a 2″ diameter orifice has a diameter of 1.75″ at its venacontracta. The co-efficient of contraction is___________________?

A 1.3

B 0.766

C 0.87

D None of these

Review Detailed Answer

Correct Answer: 0.766

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

A fluid which has a linear relationship between the magnitude of applied shear-stress and the resulting rate of deformation is called a/an _____________ fluid?

In the low Reynolds number region, the drag force on a sphere is proportional to_______________?

Capillary tube method of viscosity measurement is based on the ________________?

Nominal Pipe Size (NPS) of a pipe less than 12 inches in diameter indicates its________________?

The friction factor for turbulent flow in a hydraulically smooth pipe______________?

The continuity equation___________________?

Rubber latex is an example of a ______________ fluid?

Specific speed for a centrifugal pump is___________________?

For the laminar flow of a fluid in a circular pipe of radius R, the Hagen-Poisseule equation predicts the volumetric flow rate to be proportional to____________________?

The fluid jet discharging from a 2″ diameter orifice has a diameter of 1.75″ at its venacontracta. The co-efficient of contraction is___________________?