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List the conditions to be met for a thermodynamic process to be accurately described as a...

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Mechanical Engineering

List the conditions to be met for a thermodynamic process to beaccurately described as a steady state, steady flow process. Writedown a mathematical expression for the First Law of Thermodynamicsas applied to such a process, explaining clearly the notation andsign conventions used. A pumped domestic shower unitincorporates an electrical resistance heater to increase thetemperature of liquid water before it is directed towards theshower head. The heater in a specific model draws 7.2 kW ofelectric power and operates in a steady state with an inlet watersupply temperature of 5degrees celcius during cold weather. (A)What inlet water flow rate (in litres per minute) can be sustainedif the outlet water temperature is to be 50degrees celcius at theexit from the heater? (B) What exit temperature (oC)would be achieved if this water flow rate were increased by60%?

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