THERMODYNAMICS 1
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Quiz 1 Version 2
1. The statement “When two objects are in thermal equilibrium with a third object, they are in thermal equilibrium with
each other,” is called the _______________________________________________.
2. True/False: A closed system always contains the same matter; there is no transfer of matter across its boundary.
3. A system is at steady state if
a. None of its properties changes with time
b. None of its properties changes with location within the system
c. None of its properties changes with time or with location within the system
d. None of the above
4. Three kg of gas in a piston-cylinder assembly undergo a process during which the relationship between
pressure and specific volume is pv0.5 = constant. The process begins with p1 = 250 kPa and V1 = 1.5 m3 and
ends with p2 = 100 kPa. Determine the final specific volume, in m3/kg.