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9. Which of the following statements is FALSE? I. The efficiency of a heat engine has...

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Electrical Engineering

9. Which of the following statements is FALSE? I. The efficiencyof a heat engine has no units II. The coefficient of performance ofa heat pump has no units III. The coefficient of performance can beless than 1 IV. The Carnot efficiency of a heat engine can beincreased by decreasing the temperature difference between the coldand hot reservoir a. I and II b. II and III c. Only III d. III andIV e. II and IV

Answer & Explanation Solved by verified expert
4.3 Ratings (889 Votes)
So Lets talk about each and every point individually I Efficiency of any system is measured by the ratio of the output produced by the system to the input given to the system So in the case of heat engine the given by the ratio of amount of work done by the engine for given heat input as both    See Answer
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