Determine the atmospheric stability for each of the following temperature profiles. show all calculations, plot the data, and explain choices. a. z, m t, oc 2.0 5.0 50.0 4.5 b. z, m t, oc 2.0 5.0 50.0 5.0 c. z, m t, oc 2.0 -21.0 50.0 -25.2 d. z, m t, oc 12. 27.0 280. 19.2

Athin walled concentric tube exchanger is used to cool engine oil from 160°c to 60°c with water that is available at 25°c acting as a coolant. the oil and water flow rates are each at 2 kg/s, and the diameter of the inner tube is 0.5 m and the corresponding value of the overall heat transfer coefficient is 250 w/m2. oc. how long must the heat exchanger be to accomplish the desired cooling? cpwater=4.187 kj/kg-candcpengine el=2.035 kj/kg·°c, oil . 120]