9. 2.9. Hydrogen expands isentropically from 15 bar absolute and 340 K to 3 bar absolute in a steady flow process without heat transfer. (a) Compute the final velocity if the initial velocity is...

Extracted text: 9. 2.9. Hydrogen expands isentropically from 15 bar absolute and 340 K to 3 bar absolute in a steady flow process without heat transfer. (a) Compute the final velocity if the initial velocity is negligible. (b) Compute the flow rate if the final duct size is 10 cm in diameter.