List of top Metallurgical Engineering Questions on Thermodynamics

Which of the following is true for an adiabatic process?
According to Trouton's rule, the entropy of vaporization is primarily related to:
Identify the incorrect statement:
Given statements:
I. An isolated system exchanges matter and energy with surroundings
II. A closed system exchanges only energy with surroundings
III. An open system does not exchange matter or energy
The ratio of any two extensive properties is independent of:
In transient heat conduction, the lumped capacitance method is valid only when:
From Clausius-Clapeyron equation, assuming constant $\Delta H_v$, the slope of $\ln P$ vs $1/T$ is:
Which of the following is correct for entropy change in a reversible process?
\(C_p\), the heat capacity at constant pressure is given by:
In refining process, ............ of a system works against the refiner.
All adiabatic processes are known as ............
Henry’s law is applicable to ............ solutions.
For ideal solutions, activity of a component is ............ mole fraction.
Chemical potential of a system is regarded as ............
For an ideal solution, volume of mixing is ...........
Which of the following conditions is necessary for a metallurgical reaction to be spontaneous at a given temperature?
The first law of thermodynamics is related to:
Which of the following diagrams is used to predict oxide stability?
Activity of a pure element in its standard state is:
The Gibbs free energy of a reaction is minimized when the system is at equilibrium. Which of the following conditions must hold at equilibrium?
What is the use of the Ellingham diagram in metallurgy?
Ellingham diagram for metal–oxide system doesn’t give idea about:
In a reversible cycle, the sum of change in \( \frac{q}{T} \) is
(where \( q \) is heat absorbed and \( T \) is absolute temperature):
The difference of \( C_P \) and \( C_V \) of a substance is:
An expression for Gibbs free energy is: