A Heat Engine Performs the Reversible Cycle Abca with 9

question 23

Multiple Choice

A heat engine performs the reversible cycle abca with 9.0 moles of an ideal gas,as shown in the figure.Path ca is an adiabatic process.The temperatures at points a and b are 300 K and 500 K,respectively.The volume at point c is 0.20 m³.The adiabatic constant of the gas is 1.60.The thermal efficiency of this engine is closest to

• A)0.070.
• B)0.10.
• C)0.13.
• D)0.16.
• E)0.19.

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Blinking

A rapid, reflexive closure of the eyelid to protect the eye from foreign objects, dryness, or to spread tears across and remove irritants from the surface of the eye.

Interpreter

A person or system that translates spoken or written language from one language to another or someone who helps to clarify or explain informations or data.

Right Hemisphere

The hemisphere of the brain that is typically associated with processing visual and spatial information, recognition of faces, and the interpretation of emotions and expressions.

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The left side of the brain, which is typically associated with analytical tasks, language processing, and logic.