An ideal gas undergoes a process from state 1 (T1 = 300 K, p1 = 100 kPa) to state 2 (T2 = 600 K, p2 = 500 kPa). The specific heats of the ideal gas are: cp = 1 kJ/kg-K and cv = 0.7 kJ/kg-K. The change in specific entropy of the ideal gas from state 1 to state 2 (in kJ/kg-K) is _________ (correct to two decimal places)

An ideal gas undergoes a process from state 1 (T1 = 300 K, p1 = 100 kP

1.	An ideal gas undergoes a process from state 1 (T₁ = 300 K, p₁ = 100 kPa) to state 2 (T₂ = 600 K, p₂ = 500 kPa). The specific heats of the ideal gas are: c_p = 1 kJ/kg-K and c_v = 0.7 kJ/kg-K. The change in specific entropy of the ideal gas from state 1 to state 2 (in kJ/kg-K) is _________ (correct to two decimal places)
A.	0.3 kJ/kg-K
B.	0.2 kJ/kg-K
C.	0.4 kJ/kg-K
D.	- 0.3 kJ/kg-K
Answer» B. 0.2 kJ/kg-K

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