Thermodynamics Questions & Answers

The questions cover following areas of Thermodynamics,

  • Thermodynamics Basics
  • Work & Heat
  • Entropy
  • Irreversibility & Availability
  • Properties of pure substances
  • Power Engineering
  • Refrigeration
  • IC Engines
  • Psychrometrics

1.How many laws are there in laws of thermodynamics?

Four laws

2.Name the laws of thermodynamics?

  • Zeroth law of thermodynamics
  • First law of thermodynamics
  • Second law of thermodynamics
  • Third law of thermodynamics

3.What is thermodynamic system?

A definite area where some thermodynamic process takes place

4.What is surroundings?

Anything external to system

5.What is Boundary?

A surface which separates the system from its surroundings. It may be real or imaginary, fixed or moving.

6.In closed system

Only energy transfer takes place

7.In open system

Mass and energy transfer takes place

8.In isolated system

No interaction with surroundings

9.Example for isolated system


10.What is Extensive property?

Property which depends on mass


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