The value of y = cp/cv. at < 500°C for air & most common gases can be safely assumed to be_____________________?

The value of y = cp/cv. at < 500°C for air & most common gases can be

1.	The value of y = cp/cv. at < 500°C for air & most common gases can be safely assumed to be_____________________?
A.	0.8
B.	1
C.	1.4
D.	1.8
Answer» D. 1.8

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The value of y = cp/cv. at < 500°C for air & most common gases can be safely assumed to be_____________________?

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