A Carnot Heat Engine Runs Between a Cold Reservoir at Temperature

question 47

Multiple Choice

A Carnot heat engine runs between a cold reservoir at temperature T_C and a hot reservoir at temperature T_H. You want to increase its efficiency. Of the following, which change results in the greatest increase in efficiency? The value of $\Delta$ T is the same for all changes.

• A) Raise the temperature of the hot reservoir by \(\Delta\)T
• B) Raise the temperature of the cold reservoir by \(\Delta\)T
• C) Lower the temperature of the hot reservoir by \(\Delta\)T
• D) Lower the temperature of the cold reservoir by \(\Delta\)T
• E) Lower the temperature of the hot reservoir by (1/2)\(\Delta\)T and raise the temperature of the cold reservoir by (1/2)\(\Delta\)T

Identify core competencies and their significance in achieving competitive advantage.

Understand the implications of Porter's Five Forces on industry competition and market attractiveness.

Evaluate the role of industry environmental factors (competitors, customers, resource suppliers) in strategic planning.

Comprehend the BCG Matrix and its implications for strategic management in terms of market share and market growth.

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Definitions:

Marginal Social Cost

The additional cost incurred by society as a whole due to the production of one more unit of a good or service.

Damage Cost

The monetary cost associated with the harm done to goods in an economy, which can result from disasters, accidents, or intentional acts.

Negative Externality

An adverse effect suffered by a third party as a result of an economic transaction in which they had no involvement.

Internalize

The process of incorporating the cost of externalities into the decision-making process of firms or individuals.