Figure provides steady-state operating data for a well-insulated device with air entering at one location and exiting at another with a mass flow rate of 10 kg/s. Assuming ideal gas behavior and negligible potential energy effects, determine (a) the direction of flow and (b) the power, in kW.
![1467_flow.png](https://secure.tutorsglobe.com/CMSImages/1467_flow.png)