In a Reversible Heat Engine, One Mole of an Ideal

question 41

Multiple Choice

In a reversible heat engine, one mole of an ideal gas is carried through a circular cycle beginning and ending at point A as shown in the figure.Which one of the following statements concerning this system is false?

• A)The entropy must increase in one cycle.
• B)The heat added in one cycle must be 314 J.
• C)The work done in completing one cycle is 314 J.
• D)The change in internal energy for one cycle is zero joules.
• E)The internal energy for this system is dependent on its state.

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Definitions:

Marginal Revenue

The increase in revenue resulting from the sale of one additional unit of a product or service.

Sales Price

The amount of money a buyer pays to purchase a product or service.

Monopolist

A market participant that is the sole provider of a product or service, possessing significant market power to set prices.

Economic Profits

The gap between the total income a business generates and all of its expenditures, taking into account both direct and hidden costs.