A cyclic heat engine operates between two thermal reservoirs. During one complete cycle, the net work output is positive, and the internal energy of the working fluid remains unchanged. Which of the following cannot be determined using the First Law of Thermodynamics alone?

Question

Physics · Thermodynamics

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Share:

Correct answer

Whether the engine violates thermodynamic laws

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.

Chapter Practice

Want more practice questions on Thermodynamics?

Solve complete topic-wise tests with detailed solutions on GkGet.

Recommended practice questions in Physics · Thermodynamics

Which movement aimed to promote Khadi, a hand-spun and handwoven cloth native to India?

Who were prominent leaders associated with the initial phase of the Telangana Rebellion (1946-1951) against the Nizam's rule and feudal landlords?

What was the immediate trigger for the Revolt of 1857?

Answer 1

Energy balance over the cycle

Answer 2

Whether the engine violates thermodynamic laws

Answer 3

Net work output of the engine

Answer 4

Net heat supplied to the engine

Related Practice Questions