An Air-Filled Capacitor Has a Potential Difference Between the Plates

question 104

Multiple Choice

An air-filled capacitor has a potential difference between the plates of 80 V.If the charge on each of the plates of the capacitor has magnitude 8.0 μC,what is the electrical energy stored by this capacitor?

• A)640 µJ
• B)320 µJ
• C)50 nJ
• D)60 nJ
• E)30 pJ

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Definitions:

Independent Variables

Variables in a study or experiment that are manipulated or categorized to determine their effect on dependent variables.

Variance

A measure of variability based on the squared deviations of the data values about the mean.

Error Term

The difference between observed values and the expected values in a statistical model, representing unpredicted or unexplained variation.

Dependent Variable

The variable that is being predicted or explained. It is denoted by y.