A 120 V Battery Is Connected Across a 4

question 14

Multiple Choice

A 12.0 V battery is connected across a 4.00 Ω resistor. If the current through the resistor is 2.80 A, what is the terminal voltage of the battery?

• A) 12.0 V
• B) 12.8 V
• C) 11.6 V
• D) 11.2 V
• E) 9.6 V

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Definitions:

Potassium Ions

Charged particles of potassium that play critical roles in bodily functions, including nerve transmission and muscle contraction.

Sodium Ions

charged atoms of sodium, essential for various physiological processes including muscle function and fluid balance.

Positive Charge

An electrical condition that occurs when an atom loses electrons, resulting in a surplus of protons, giving it a net positive electric charge.

Glial Cells

Non-neuronal cells in the central nervous system that support, nourish, and protect neurons.