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What name is given to a thermodynamic system isolated from all exchanges of matter and energy?
Answer
isolated system
Which thermodynamic law rules out a perpetual motion machine of the second kind?
Answer
second law
Which German physicist is named in the Kelvin-Planck statement of the second law?
Answer
Max Planck
The relation dS = δQrev/T defines entropy change for what kind of process?
Answer
reversible process
Which theorem states that the cyclic integral of δQ/T is never positive?
Answer
Clausius theorem
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Latest trivia questions
The relation dS = δQrev/T defines entropy change for what kind of process?
Answer
reversible process
Which theorem states that the cyclic integral of δQ/T is never positive?
Answer
Clausius theorem
What is the common name for the colder reservoir in a heat engine?
Answer
heat sink
What type of device converts heat into mechanical work?
Answer
heat engine
What thermodynamic state variable is commonly denoted by U?
Answer
internal energy
Which SI derived unit is used for entropy?
Answer
joule per kelvin