M C Q s D r i v e

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.

________________ is the hardest material out of the following ?

A Boron carbide
B Tungsten carbide
C Hardened steel
D Silicon carbide
Correct Answer: Boron carbide

_______________ is the most important element, which controls the physical properties of steel ?

A Manganese
B Silicon
C Carbon
D Vanadium
Correct Answer: Carbon

The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the _______________ allowance ?

A Casting
B Pattern
C Draft
D Distortion
Correct Answer: Draft

High endurance limit of carburised machine parts is because of the fact that carburisation __________________?

A Suppresses any stress concentration produced in the parts
B Enhances the yield point of the material
C Introduces a compressive layer on the surface
D Produces a better surface finish
Correct Answer: Introduces a compressive layer on the surface

Optical activity is a/an _______________________ property ?

A Additive
B Constitutive
C Both A. & B.
D Neither A. nor B.
Correct Answer: Both A. & B.

“Encyclopaedia of Chemical Technology” has been ____________________?

A Authored by Kirk Othmer
B Edited by Perry and Chilton
C Edited by Kirk Othmer
D Authored by Perry and Chilton
Correct Answer: Edited by Kirk Othmer

Otto cycle used in spark ignition petrol engines is also known as the constant ________________ cycle?

A Volume
B Pressure
C Heat
D None of these
Correct Answer: Volume

A material being tested for endurance strength is subjected to the _____________ load?

A Impact
B Completely reversed
C Dynamic
D Static & dynamic
Correct Answer: Completely reversed

_________________ is not used as a material of construction in thermocouples ?

A Alumel
B Rhodium
C Constantan
D Duralumin
Correct Answer: Duralumin

A metal having a Poisson’s ratio = 0.3 is elastically deformed under uniaxial tension. If the longitudinal strain = 0.8, then the magnitude of thickness strain is________________?

A -0.8
B 0.8
C +0.08
D -0.24
Correct Answer: -0.24