2nd & 3rd Law of Thermodynamics Absorb Before You Solve MCQs Thermodynamics Chemistry NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Reversible expansion of an ideal gas under isothermal and adiabatic conditions are as shown in the figure:

AB $\to$ Isothermal expansion

AC $\to$ Adiabatic expansion

Which of the following options is not correct?

1. $∆ S_{i s o t h e r m a l} > ∆ S_{a d i a b a t i c}$

2. $T_{A} = T_{B}$

3. $W_{i s o t h e r m a l} > W_{a d i a b a t i c}$

4. $T_{C} > T_{A}$

Subtopic: 2nd & 3rd Law of Thermodynamics |

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Identify the correct statement regarding entropy:

1.	At absolute zero of temperature, the entropy of all crystalline substances is taken to be zero
2.	At absolute zero of temperature, the entropy of a perfectly crystalline substance is +ve
3.	At absolute zero of temperature, the entropy of a perfectly crystalline substance is taken to be zero
4.	At 0 °C , the entropy of a perfectly crystalline substance is taken to be zero

Subtopic: 2nd & 3rd Law of Thermodynamics |

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