Final answer:
Waste heat from a heat engine can be disposed of in various ways such as reclaiming it for heating buildings or releasing it into the atmosphere. Different systems have their methods of managing waste heat.
Explanation:
Waste heat from a heat engine is generally disposed of in various ways depending on the specific system. In power plants, it can be reclaimed for heating buildings or chemical processes through combined power cycles, as illustrated in Figure 15.7. In the case of a nuclear power plant, the heat is exhausted into the atmosphere through cooling towers. For cars, the radiator and exhaust expel heat energy into the environment.
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