Air at 300 K and 300 kPa is heated at constant pressure to 1000 K Determine the change in specific internal energy (u) using (a) Perfect gas model with cp evaluated at 298 K, (b) Perfect gas model with cp evaluated at the average temperature (c) Data from the ideal gas air table ...

Using the PG model for air and TableC c ...

Air at 300 K and 300 kPa is heated at constant pressure to 1000 K. Determine the

Question:

Air at 300 K and 300 kPa is heated at constant pressure to 1000 K. Determine the change in specific internal energy (Δu) using.
(a) Perfect gas model with cp evaluated at 298 K,
(b) Perfect gas model with cp evaluated at the average temperature.
(c) Data from the ideal gas air table.