A Coil of Wire with a Resistance of 0 $\varOmega$ Has a Self-Inductance of 0

question 19

Multiple Choice

A coil of wire with a resistance of 0.45 $\varOmega$ has a self-inductance of 0.083 H. If a 6.0-V battery is connected across the ends of the coil and the current in the circuit reaches an equilibrium value, what is the stored energy in the inductor?

• A)7.4 J
• B)4.6 J
• C)1.6 J
• D)5.1 J
• E)3.4 J

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Definitions:

Fixed Cost

Fixed cost refers to business expenses that remain constant regardless of the level of production or sales, such as rent, salaries, or insurance, integral to budgeting and planning.

Total Expenses

The sum of all costs and expenses, both fixed and variable, incurred by a business during a specific period.

Planning Budget

A budget prepared for a specific level of activity, used as a tool for comparing actual results to see if plans and objectives are being met.

Fixed Cost

Expenses that do not change in relation to the level of goods or services produced within a certain range of activity.