August 2022

Question: Heat is added at constant temperature in an ideal __________ cycle.
[A].

Stirling

[B].

Brayton

[C].

Rankine

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: Heat is added at constant pressure in an ideal __________ cycle.
[A].

Stirling

[B].

Brayton

[C].

Rankine

[D].

both (b) and (c)

Answer: Option D

Explanation:

No answer description available for this question.

Question: __________ decreases during adiabatic throttling of a perfect gas.
[A].

Entropy

[B].

Temperature

[C].

Enthalpy

[D].

Pressure

Answer: Option D

Explanation:

No answer description available for this question.

Question: In an ideal gas mixture, fugacity of a species is equal to its
[A].

vapor pressure

[B].

partial pressure

[C].

chemical potential

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

Question: A system is said to be at equilibrium, if the entropy of the system has reached __________ value.
[A].

minimum

[B].

zero

[C].

maximum

[D].

none of these

Answer: Option C

Explanation:

No answer description available for this question.

Question: Chemical engineering thermodynamics is concerned with the __________ in/of chemical processes.
[A].

reaction mechanism

[B].

calculation of rates

[C].

energy transformation from one form to the another

[D].

none of these

Answer: Option C

Explanation:

No answer description available for this question.

Question: For a constant volume process __________ by the system is used only to increase the internal energy.
[A].

heat absorbed

[B].

work done

[C].

both (a) & (b)

[D].

neither (a) nor (b)

Answer: Option A

Explanation:

No answer description available for this question.

Question: Normal temperature and pressure (N.T.P.) corresponds to
[A].

0°C and 760 mm Hg.

[B].

15°C and 760 mm Hg.

[C].

20°C and 760 mm Hg.

[D].

0°C and 1 kgf/cm2.

Answer: Option C

Explanation:

No answer description available for this question.

Question: __________ explains the equilibrium constant for any chemical reaction.
[A].

Henry’s law

[B].

Law of mass action

[C].

Hess’s law

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

Question: No work is done by the system, when a reaction occurs at constant
[A].

volume

[B].

temperature

[C].

pressure

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.