An AC Power Generator Produces 42

question 78

Multiple Choice

An AC power generator produces 42.9 A (rms) at 2 970 V.The voltage is stepped up to 6 000 V by an ideal transformer,and the energy transmitted through a long-distance power line with a total resistance of 100 Ω.What is the rms current in the long-distance line?

• A)87 A
• B)21.2 A
• C)42.9 A
• D)30.2 A
• E)61.0 A

Describe mood-stabilizing drugs and their usage.

Explain the process and benefits of electroconvulsive therapy (ECT) for severe depression.

Understand the mechanism and treatment implications of selective serotonin reuptake inhibitors (SSRIs).

Differentiate between the effectiveness of antidepressants for severe versus mild symptoms of depression.

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Definitions:

Correlation

A statistical measure that indicates the extent to which two or more variables fluctuate together, showing the strength and direction of their relationship.

Statistical Relationship

The association or connection between two or more variables, which can be determined through statistical analyses.

Negative Correlation

A statistical relationship between two variables where one variable increases as the other decreases.

Confounding Variables

Factors other than the independent variable that might cause changes in the dependent variable, potentially misleading the results of a study.