Find the change in exergy of the control mass

Question

Problem

1. Is the exergy equation independent of the energy and entropy equations?

2. Use the exergy balance equation to find the efficiency of a steady-state Carnot heat engine operating between two fixed temperature reservoirs.

3. A control mass gives out 10 kJ of energy in the form of

a. Electrical work from a battery

b. Mechanical work from a spring

c. Heat transfer at 500^oC Find the change in exergy of the control mass for each of the three cases.

The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.