Which of the following statements is an example of a project constraint? O The project team will be given clear authority under the structure described herein.
O The designers will produce a blueprint of the renovated space by May 1.
O Two junior hockey players will devote 10 hours of manual labor to the project.
The importance of the project is understood by the business owners.

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]