Each Plate of an Air-Filled Parallel-Plate Air Capacitor Has an Area

question 35

Multiple Choice

Each plate of an air-filled parallel-plate air capacitor has an area of 0.0040 m², and the separation of the plates is 0.080 mm. An electric field of 5.3 × 10⁶ V/m is present between the plates. What is the energy density between the plates? (ε0 = 8.85 × 10^-12 C²/N ∙ m²)

• A) 124 J/m³
• B) 84 J/m³
• C) 170 J/m³
• D) 210 J/m³
• E) 250 J/m³

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Definitions:

Self-actualize

The process of realizing and fulfilling one's own potential and capabilities, often considered the highest level of psychological development.

Fixed-interval Reinforcement

A type of schedule in behavioral psychology where rewards are provided after set periods of time for responses or actions.

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment.

Self-control

The ability to exert control over the variables that determine our behavior.