HomeTestsSearchRankProfile
mediumMCQAIEEE2026Physics
1 mark

Which of the following is incorrect regarding the first law of thermodynamics?

  1. A
    It is not applicable to any cyclic process
  2. B
    It is a restatement of the principle of conservation of energy
  3. C
    It introduces the concept of the internal energy
  4. D
    It introduces the concept of the entropy

Solution & Step-by-step Explanation

The First Law of Thermodynamics ():It is applicable to cyclic processes (where , so ).It is a restatement of the conservation of energy.It defines internal energy.The concept of entropy is introduced by the Second Law of Thermodynamics.Thus, Option D is the incorrect statement regarding the first law.

Practice this question

Try it yourself before checking the explanation above.

Which of the following is incorrect regarding the first law of thermodynamics?
A
It is not applicable to any cyclic process
B
It is a restatement of the principle of conservation of energy
C
It introduces the concept of the internal energy
D
It introduces the concept of the entropy

Share This Question

ThermodynamicsFirst Law of Thermodynamics

Related Questions

easyMCQ

Which one of the following statements is true?

easyMCQ

Which of the following statements is not correct?

easyMCQ

Which one of the following statements is correct?

easyMCQ

The product formed by the reaction of an aldehyde with a primary amine is:

easyMCQ

Which part of the tobacco plant is infected by Meloidogyne incognita?

easyMCQ

The term ecosystem was coined by:

Ready for a Full Test?

Practice with timed mock tests and track your performance across Physics.

Browse TestsLeaderboard

Discussion