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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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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.

All Topics  9594

Fog is an example of colloidal system of___________________?
A Solid dispersed in gas
B Solid dispersed in liquid
C Liquid dispersed in gas
D Gas dispersed in liquid
Correct Answer: Liquid dispersed in gas
A jet engine turbine blade is normally manufactured by____________________?
A Forging
B Shell moulding
C Investment casting
D Pressure die casting
Correct Answer: Investment casting
Square steel key is normally strong in failure by shear & crushing. Keys are normally made of _______________ steel bars?
A Hot rolled mild
B Cold rolled mild
C Forged
D Machinable stainless
Correct Answer: Cold rolled mild
Wrought iron does not have__________________?
A Uniform strength in all directions
B Ability to hold protective coating
C High ductility & corrosion resistance
D Easily weldable characteristics
Correct Answer: Uniform strength in all directions
X-rays are__________________?
A Positively charged
B Negatively charged
C Neutral
D Of higher wavelength than visible light
Correct Answer: Neutral
In extrusion of metals, which of the following statement is true ?
A Speed of the extruded material is same as that of ram speed
B Redundant work is a function of the die angle
C Relative motion between the billet surface and the container wall is always present
D Hollow ram is used for indirect extrusion
Correct Answer: Hollow ram is used for indirect extrusion
A solar cell converts the sunlight directly into ______________ energy?
A Thermal
B Electrical
C Mechanical
D Chemical
Correct Answer: Electrical
The friction factor for the turbulent fluid flow in a rough pipe does not depend upon the_________________?
A Pipe roughness & pipe diameter
B Fluid velocity
C Type of flowing fluid
D Both B. & C.
Correct Answer: Both B. & C.
Which of the following does not discharge the dust collected as a dry solid?
A Electrostatic precipitator
B Wet scrubber
C Bag filter
D Gravity settling chamber
Correct Answer: Wet scrubber
Hydro-cyclone is a____________________?
A Crusher
B wet classifier
C Dry classifier
D Magnetic separator
Correct Answer: wet classifier
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