An Air-Filled Parallel-Plate Capacitor Is Connected to a Battery and Allowed

question 19

Multiple Choice

An air-filled parallel-plate capacitor is connected to a battery and allowed to charge up.Now a slab of dielectric material is placed between the plates of the capacitor while the capacitor is still connected to the battery.After this is done,we find that

• A) the energy stored in the capacitor had decreased.
• B) the voltage across the capacitor had increased.
• C) the charge on the capacitor had increased.
• D) the charge on the capacitor had not changed.
• E) None of these choices are true.

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Definitions:

Fibroblasts

Fibroblasts are the most common type of cells found in connective tissue, producing and maintaining the matrix of collagen and other fibers.

Osteocytes

Osteocytes are mature bone cells encapsulated in the bone matrix, playing a vital role in bone strength and mineral homeostasis.

Stratified

Referring to layers; often used to describe epithelial tissues that have layers of cells stacked one upon another.

Epithelial Tissue

A type of tissue that lines the outer surfaces of organs and blood vessels, as well as the inner surfaces of cavities in many internal organs.