Engineering Thermodynamics Multiple Choice Questions on Entropy

This is an MCQ-based quiz on the topic of Entropy.

This includes the following:-

  1. The Property of Entropy

  2. Temperature-Entropy Plot

  3. Entropy Principle and its Applications

  4. Entropy Transfer Mechanisms

  5. Entropy Generation in a Closed and Open System

  6. First and Second Laws Combined

  7. Reversible Adiabatic Work


Start Quiz

Integral of dQ/T of a reversible path is given by

Si-Sf Sf-Si Si+Sf -Si-Sf

Specific entropy is given by( where m is the mass)

Sm m/S S/m none of the mentioned

For any process which is undergone by a system

dQ/T>=ds dQ/T<=ds dQ/T≠ds none of the mentioned

For a reversible process,

dS=dQ/T dS>dQ/T dS none of the mentioned

For an irreversible process,

dS=dQ/T dS>dQ/T dS none of the mentioned

For the general case, we can write

S2-S1<=dQ/T for a path S2-S1>=dQ/T for a path S2-S1≠dQ/T for a path none of the mentioned

When two equilibrium states are infinitesimally near,

dQ/T=dS dQ/T>dS dQ/T none of the mentioned

The entropy of an isolated system can never ____

Increase

Decrease

Be zero

None of the mentioned

Entropy is a

Path function, intensive property

Path function, extensive property

Point function, intensive property

Point function, extensive property

Integral of dQ/T is independent of reversible path connecting between two points.

True

False

Quiz/Test Summary
Title: Engineering Thermodynamics Multiple Choice Questions on Entropy
Questions: 10
Contributed by:
NEO