Question

Find the speed of sound for air at 15 lbf/in.2, at the two temperatures of 32 F and 90 F. Repeat the answer for carbon dioxide and argon gases.

Answer 1

From eq. 16.28 we have

For Carbon Dioxide: R = 35.1, k = 1.289

For Argon: R = 38.68, k = 1.667