A Parallel-Plate Capacitor Has Dimensions 4

question 2

Multiple Choice

A parallel-plate capacitor has dimensions 4.0 cm x 5.0 cm.The plates are separated by a 1.0-mm thickness of paper (dielectric constant k = 3.7) .What is the charge that can be stored on this capacitor,when connected to a 1.5-V battery? (e₀ = 8.85 x 10^-12 C²/N*m²)

• A)20 x 10^-12 C
• B)4.8 x 10^-12 C
• C)4.8 x 10^-11 C
• D)9.8 x 10^-11 C

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Definitions:

Actual Quantity

The real amount or volume of inputs used in the production process, as opposed to the amount budgeted or planned.

Standard Cost Card

A detailed listing of the standard amounts of inputs and their costs that are required to produce one unit of a specific product.

Variable Cost

Costs that change in proportion to changes in the volume of output or activity.

Labor Efficiency Variance

The difference between the actual labor hours used in production and the standard labor hours expected to produce a certain quantity of goods, reflecting efficiency in labor use.