An Ideal Air-Filled Parallel-Plate Capacitor Has Round Plates and Carries

question 45

Multiple Choice

An ideal air-filled parallel-plate capacitor has round plates and carries a fixed amount of equal but opposite charge on its plates.All the geometric parameters of the capacitor (plate diameter and plate separation) are now DOUBLED.If the original capacitance was C₀,what is the new capacitance?

• A) 4C₀
• B) 2C₀
• C) C₀
• D) C₀/2
• E) C₀/4

---

Definitions:

Activation

The process in which something is prepared or initiated for use or action, often referring to physiological or neural functions.

Associations

Connections or relationships between thoughts, ideas, or concepts.

Unconscious

According to Freud, a reservoir of mostly unacceptable thoughts, wishes, feelings, and memories. According to contemporary psychologists, information processing of which we are unaware.

Serial Position Effect

A phenomenon in memory that suggests people tend to recall the first and last items in a series best, and the middle items worst.