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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

The specific heat of saturated water vapour at 100°C is__________________?
A
B -ve
C 0
D +ve
Correct Answer: -ve
The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of _____________ and COP are the same?
A Kinematic viscosity
B Work
C Temperature
D None of these
Correct Answer: None of these
Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture ______________ calorimeter is not used for measuring the dryness fraction of steam?
A Bomb
B Separating
C Bucket
D Throttling
Correct Answer: Bomb
Specific volume of an ideal gas is____________________?
A Equal to its density
B The reciprocal of its density
C Proportional to pressure
D None of these
Correct Answer: The reciprocal of its density
The point at which all the three (solid, liquid and gas) phases co-exist, is known as the ____________ point?
A Freezing
B Triple
C Boiling
D Boyle
Correct Answer: Triple
Which of the following has the least thermal efficiency ?
A Steam engine
B Carnot engine
C Diesel engine
D Otto engine
Correct Answer: Steam engine
Solubility of a substance which dissolves with an increase in volume and liberation of heat will be favoured by the_______________?
A Low pressure and high temperature
B Low pressure and low temperature
C High pressure and low temperature
D High pressure and high temperature
Correct Answer: Low pressure and low temperature
Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of______________?
A Fusion
B Vaporisation
C Transition
D None of these
Correct Answer: Transition
Heat is added at constant temperature in an ideal ______________ cycle?
A Stirling
B Brayton
C Rankine
D None of these
Correct Answer: Stirling
A gas can be liquefied by pressure alone only, when its temperature is _____________ its critical temperature?
A Less than
B More than
C Equal to or higher than
D Less than or equal to
Correct Answer: Less than
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