10 Questions
What is the key characteristic of the energy of an isolated system?
The energy is always constant
Which property can be used to differentiate thermodynamics from other sciences?
Temperature
What is the direction of the thermodynamic work done by the system on the surroundings?
Positive
What happens to the internal energy of a system when the heat transfer into the system is more than the work transfer out of the system?
The internal energy increases
Which statement about the interchangeability of heat and work is correct?
Heat and work are not interchangeable forms of energy
Which of the following is NOT a heat engine cycle?
Refrigerator
What is the efficiency of a heat engine cycle defined as?
The ratio of total heat input to the cycle (Q_in) to net work output of the cycle (W_net)
What is the key property of a thermal energy reservoir (TER)?
It has an infinite heat capacity
What is true about two reversible adiabatic paths?
They cannot intersect with each other
What property of a system is constant during a reversible adiabatic process?
Entropy
Test your knowledge on thermodynamics concepts with this quiz. Questions cover topics such as energy of isolated systems, differentiation of thermodynamics from other sciences, thermodynamic work, and heat transfer into a system.
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