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The practical heat engine _______ theoretical efficiency.

The practical heat engine _______ theoretical efficiency. Correct Answer has lesser efficiency as compared to the

The practical heat engine used in solar thermo-mechanical systems always has lesser efficiency as compared to the theoretical efficiency. It can never exceed the theoretical limit due to practical limitations.

Related Questions

A Carnot heat engine receives heat at 750 K and rejects the waste heat to the environment at 300 K. The net work output of the heat engine is used to drive a Carnot refrigerator, whose COP is 6.14. If the heat removal rate from the refrigerated space is 6.6 kW, determine the rate of heat supply to the heat engine?
The efficiency η of any heat engine and efficiency ηR of a reversible heat engine operating between common heat source and heat sink are related as
Which one of the statement is correct?
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Practical experience of candidates for surveyors certificate examinations such period shall be reduced to . . . . . . . . month, in case of a candidate who has attended classes in theoretical and practical survey at any educational institution approved by boards.
Consider the following statements: 1. The entropy of a pure crystalline substance at absolute zero temperature is zero. 2. the efficiency of a reversible heat engine is independent of the nature of the working substance and depends only on the temperature of the reservoirs between which it operates.  3. Carnot’s theorem states that of all heat engines operating between a given constant temperature source and a given constant temperature sink, none has a higher efficiency than a reversible engine Which of the above statements are correct?
The question given below is in the form of a statement followed by assumptions 1 and 2. You may assume that everything said in the statement is true, then consider the two assumptions and decide which of them, beyond a reasonable doubt, logically follows from the statement. Statement: Students who have not submitted the record book will not be allowed to appear in the practical examination. Assumption: 1. Practical exams make students technically strong in the subject 2. Record Book is mandatory for appearing in the practical examination.
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