A Series LR Circuit Includes a 9

question 27

Multiple Choice

A series LR circuit includes a 9.0 V battery, a resistance of 0.50 Ω, and an inductance of 0.80 H. What is the energy stored by the inductor 2.0 s after the switch is closed?

• A) 33 mJ
• B) 30 mJ
• C) 13 J
• D) 66 J
• E) 33 J

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Definitions:

Budget Variance

The difference between the budgeted or planned amount of expense or revenue, and the actual amount incurred or earned.

Variable Overhead

Costs of production that fluctuate with the level of output, such as utility expenses and some types of labor costs, which are not directly tied to the volume of production.

Spending Variance

The difference between the actual amount spent and the budgeted amount for a particular cost or expense category.

Standard Cost

A predetermined cost of manufacturing or producing a product or performing a service under normal conditions.