EML-3100 Final: Final Exam Spring 2010
Document Summary
Put your answers on the same sheet as the question, Use at least 5 digits in your computations and answers where possible. You must give the units of your answers. Encircle the right answer number in multiple choice. To correct, erase the wrong circle as well as you can and encircle the corrected answer number twice. For questions asking a number, putting the clear correct formula(s) below the question might result in partial credit even if the answer is wrong. The power needed by the pump is at least. W: (3%) if 2 m3 of asphalt cools down from 100 c to the ambient temperature of 20 c, its entropy change is kj/k. The work required by the compressor is kj/kg: (3%) a proposed geothermal power generator extracts heat from a reservoir at 27 c and uses cooling water from the local river at 7 c.