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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

_____________________ of austenite decreases the hardenability in steel ?
A Fine grains
B Coarse grains
C Homogeneity
D Dissolved elements (except cobalt)
Correct Answer: Dissolved elements (except cobalt)
Desalination of water__________________?
A Makes it potable
B Makes it non-potable
C Means distillation of water
D None of these
Correct Answer: Makes it potable
_______________ is a non volatile film forming constituent of a paint ?
A Thinner
B Dryer
C Drying oil
D None of these
Correct Answer: Drying oil
The mechanism involved in the removal of metal in drilling operation is by_________________?
A Compression
B Extrusion
C Shearing
D Both B & C
Correct Answer: Both B & C
Out of the following _______________ iron has the best capability to bear sudden & excessive shocks?
A White
B Cast
C Wrought
D Pig
Correct Answer: Wrought
Which one is neutral in character ?
A N2O4
B N2O
C N2O5
D N2O3
Correct Answer: N2O
The normal stress is the same in all directions at a point in a fluid, only when the fluid__________________?
A Is at rest & has zero viscosity
B Is frictionless
C Fluid layer has no motion relative to an adjacent layer of fluid
D is incompressible & frictionless
Correct Answer: is incompressible & frictionless
Hot extrusion of aluminium is done in the temperature range of ________________ °C ?
A 550-600
B 450-500
C 350-400
D 250-300
Correct Answer: 350-400
Diameter of the rivet to be provided on a 20 mm. thick boiler plate will be ______________ mm?
A 10
B 20
C 30
D 40
Correct Answer: 40
What is the pH of distilled water ?
A 0
B 1
C 7
D 14
Correct Answer: 7
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