Get insightful responses to your questions quickly and easily on IDNLearn.com. Our experts are available to provide in-depth and trustworthy answers to any questions you may have.

Which of the following situations would violate the second law of
thermodynamics?
A. A heat engine using heat to do work
B. A heat engine losing some energy as heat
C. A heat engine feeling cold after running for an hour
D. A heat pump being 80% efficient