A Carnot Engine Runs Between a Hot Reservoir at T_h

question 45

Multiple Choice

A Carnot engine runs between a hot reservoir at T_h and a cold reservoir at T_c.If one of the temperatures is either increased or decreased by 3.5 K,which of the following changes would increase the efficiency by the greatest amount?

• A)increasing T_h
• B)increasing T_c
• C)decreasing T_c
• D)cannot be determined from information given

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Definitions:

Critical Value

A point on the test distribution that is compared to the test statistic to determine whether to reject the null hypothesis in hypothesis testing.

Type I Error

The mistaken dismissal of an accurate null hypothesis, commonly known as a "false positive" result.

Type II Error

In statistical hypothesis testing, the error that occurs when one fails to reject a false null hypothesis (a false negative).

Significant

Indicates that the results in statistical analysis are likely not due to chance, and there is a certain degree of reliability in the findings.