Consider a system of constant mass. Which of the following equations is obtained when the 1st and 2nd Law of Thermodynamics are combined? A. ?? = ??? − ??? B. ?? = ???? + ??? C. ?? = ??? + ??? D. ?? = ???? + ??? 2. Sensible Heat involves a change in temperature. Latent Heat involves a change in phase but in very rare occasions, can have a change in temperature as well. A. Both statements are incorrect. B. Both statements are correct. C. Statement 1 is
1. Consider a system of constant mass. Which of the following equations is obtained when the 1st
and 2nd Law of
A. ?? = ??? − ??? B. ?? = ???? + ??? C. ?? = ??? + ??? D. ?? = ???? + ???
2. Sensible Heat involves a change in temperature. Latent Heat involves a change in phase but in
very rare occasions, can have a change in temperature as well.
A. Both statements are incorrect.
B. Both statements are correct.
C. Statement 1 is correct while Statement 2 is incorrect.
D. Statement 1 is incorrect while Statement 2 is correct
3. According to Carnot, what does he consider “high-grade” energy and “lowgrade” energy, respectively?
A. Entropy and Enthalpy
B. Enthalpy and Entropy
C. Heat and Work
D. Work and Heat
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