Chemical Engineering MCQs

6108 MCQs  (Page 573 of 611)

Attempt Chemical Engineering Quiz
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
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Which of the following has the least thermal efficiency ?
A. Steam engine
B. Carnot engine
C. Diesel engine
D. Otto engine
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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
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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
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Heat is added at constant temperature in an ideal ______________ cycle?
A. Stirling
B. Brayton
C. Rankine
D. None of these
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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
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“If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them”. This is ______________ law?
A. Hess’s
B. Kirchoff’s
C. Lavosiier and laplace
D. None of these
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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
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In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible _____________ process?
A. Adiabatic
B. Isometric
C. Isentropic
D. Isothermal
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For an ideal gas, the activity co-efficient is_________________?
A. Directly proportional to pressure
B. Inversely proportional to pressure
C. Unity at all pressures
D. None of these
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
طویل تنگ راستہ، نشتوں کے درمیان راستہ

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