2) First solve (a) Problem 3.14 assuming air is a calorically perfect gas with M = 28.97 and y= 7/5. Use a pipe diameter of 10 cm. (b) Repeat the analysis

for helium gas with M = 4.003 and y = 5/3. (a) AIR: M = 28.97 y=7/5. L= (b) Helium: M = 4.003 y= 5/3. L=. m, m