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Chemical Engineering · Q515

Chemical Engineering Thermodynamics

Engineering and GATE · Chemical Engineering · question 515

Q515

Which is a state function?

A.
Specific volume
B.
Work
Answer
C.
Pressure
D.
Temperature

Answer: Option B

Solution

Answer: Option B
Solution:
State Functions. The thermodynamic state of a system refers to the temperature, pressure and quantity of substance present. State functions only depend on these parameters and not on how they were reached. Examples of state functions include density, internal energy, enthalpy, entropy.
So, the correct answer is pressure and temperature.