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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

____________________ metal is used as a bearing liner material?
A Pewter
B White
C Babbitt
D Gun
Correct Answer: Babbitt
Regeneration of molecular sieve requires it to be heated to a temperature of about __________________ °C?
A 80-120
B 200-300
C 600-800
D 1000-1100
Correct Answer: 1000-1100
The ‘laughing gas’ is__________________?
A Nitrous oxide
B Nitric oxide
C Nitrogen trioxide
D Nitrogen pentoxide
Correct Answer: Nitrous oxide
Heat transfer by ______________ is almost absent in case of fluidised bed drying operation?
A Radiation
B Conduction
C Convection
D Both B. & C.
Correct Answer: Radiation
What is the range of tempering temperature (°C) for most of the materials ?
A 75-100
B 200-300
C 350-450
D 500-600
Correct Answer: 200-300
Boiler draught of 10 mm water column is equivalent to_____________________?
A 1 kgf/m2
B 10 kgf/m2
C 10 kgf/mm2
D 1 kgf/mm2
Correct Answer: 10 kgf/m2
Surface tension of a liquid_________________?
A Is due to intermolecular forces of cohesion
B Decreases with rise in temperature
C Is responsible for the spherical shape of an isolated liquid drop
D All A, B. & C
Correct Answer: All A, B. & C
Gas turbine normally employs a constant _______________ cycle?
A Pressure
B Temperature
C Volume
D None of these
Correct Answer: Pressure
Depreciation of machines fails under the indirect expenses head. As per income tax regulations, it is calculated by the __________________ method?
A Diminishing balance
B Sinking fund
C Multiple straight line
D Sum of the years digit
Correct Answer: Diminishing balance
An example of unsteady non uniform flow is the flow of liquid under pressure through a__________________?
A Tapering pipe at constant flow rate
B Tapering pipe at either decreasing or increasing flow rate
C Long pipeline of constant diameter
D None of these
Correct Answer: Tapering pipe at either decreasing or increasing flow rate

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