A Reversible Heat Engine Has the PV Graph Shown

question 54

Multiple Choice

A reversible heat engine has the PV graph shown. The work done during the entire cycle is

• A) zero.
• B) 2.5 kJ.
• C) 6.0 kJ.
• D) 2.0 kJ.
• E) 5.0 kJ.

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Definitions:

Marginal Cost

The extra expense associated with manufacturing an additional unit of a product or service.

Total Variable Costs

The sum of all costs that vary directly with the level of output produced.

Earrings

Jewelry designed to be worn on the ears, available in various styles and materials.

Variable Input

An input whose quantity varies with production levels, affecting cost and output.