The Emf and the Internal Resistance of a Battery Are

question 29

Multiple Choice

The emf and the internal resistance of a battery are as shown in the figure. When the terminal voltage V_ab is equal to 17.4 V, what is the current through the battery, including its direction?

• A) 6.8 A, from b to a
• B) 8.7 A, from b to a
• C) 6.8 A, from a to b
• D) 8.7 A, from a to b
• E) 16 A, from b to a

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Definitions:

Exercise Intensity

The level of effort or exertion that an individual puts into physical activity, often categorized as low, moderate, or high.

Trimester

A term often used in pregnancy to divide the nine months into three periods of approximately three months each, for the purpose of tracking fetal development and maternal health.

Cardiorespiratory Fitness

The level at which the heart, lungs, and muscles work together during exercise for an extended period.

Target Heart-rate

The optimal heart rate zone for maximizing cardiovascular benefits during exercise, usually a percentage of your maximum heart rate based on age.