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Unformatted text preview: What are some disadvantages? 5. Page 94, question # 6 Suppose the overall efficiency for the conversion of the chemical energy of coal into the useful mechanical work of an electric motor is 29%. If the efficiency for the production of electricity is 35% and the efficiency for its transmission to the motor is 85%, then what is the efficiency of the motor itself for the conversion from electrical to mechanical energy? 6. Page 156, question # 12 Why can a heat pump be thought of as a heat engine running in reverse? 7. Page 501, question # 7 Why is a conventional nuclear reactor not able to explode as a bomb? 8. Page 501, question # 10 Why is there such a controversy over exporting reprocessing-plant technology?...
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This note was uploaded on 02/15/2012 for the course PSYCH 101 taught by Professor Mcpherson during the Spring '11 term at Miramar College.
- Spring '11