A Heat Engine Operates Between a High Temperature Reservoir at T_H

question 28

Multiple Choice

A heat engine operates between a high temperature reservoir at T_H and a low temperature reservoir at T_L.Its efficiency is given by 1 - T_L/T_H:

• A)only if the working substance is an ideal gas
• B)only if the engine is reversible
• C)only if the engine is quasi-static
• D)only if the engine operates on a Stirling cycle
• E)no matter what characteristics the engine has

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A standard of proof in civil cases that means the greater weight of the evidence must favor the party seeking to meet the burden of proof.

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The burden that the plaintiff or prosecution must meet in presenting their case; the measure by which evidence is judged to show a “preponderance of evidence” in a civil action and “beyond a reasonable doubt” in a criminal case.

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