Physics-Entropy
NEET Physics Entropy MCQ Question
Type: MCQ-conceptual-Hard-Class 11
For an ideal gas undergoing an irreversible expansion under isothermal conditions, which of the following statements is true regarding the total entropy change, ΔS_total?
A
ΔS_total is greater than zero.
B
ΔS_total is equal to zero.
C
ΔS_total is less than zero.
D
ΔS_total is not affected by the process being irreversible.
Correct Answer
Option A
Detailed Explanation
The NCERT context states that ΔS_total is not zero for irreversible processes, indicating an increase in entropy.
Found an issue with this question?
Related Questions
More from Entropy
More from
Which of the following statements about enthalpy changes in thermodynamics is correct?
(general)Physics
What is the enthalpy change associated with the atomization of dihydrogen (H2)?
(general)Physics
For a strongly endothermic reaction, what is the expected value of the equilibrium constant K?
(general)Physics