A $1.50 - \mathrm { H }$ Inductor Is Connected in Series with A

question 354

Multiple Choice

A $1.50 - \mathrm { H }$ inductor is connected in series with a $200 - \Omega$ resistor through an ideal $15.0$ - $\mathrm { V }$ dc power supply and an open switch. How much energy is contained in the inductor $20.0 \mathrm {~ms}$ after closing the switch?

• A) \(3.65 \mathrm {~mJ}\)
• B) \(0.910 \mathrm {~mJ}\)
• C) \(1.83 \mathrm {~mJ}\)
• D) \(5.48 \mathrm {~mJ}\)
• E) \(7.31 \mathrm {~mJ}\)

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Definitions:

Standard Form

A way of writing down very large or very small numbers easily in mathematics, or the general representation of a linear equation as Ax + By = C.

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A smooth curve located in a plane, characterized by its geometric characteristics or by the solutions of equations describing it.

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Lines that a curve approaches as it heads towards infinity.

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A plot that illustrates the relationship between two or more variables, typically used in mathematics to display functions or data sets.