A Parallel-Plate Capacitor Has a Voltage of 391 V Applied

question 21

Multiple Choice

A parallel-plate capacitor has a voltage of 391 V applied across its plates,then the voltage source is removed.What is the voltage across its plates if the space between them becomes filled with mica? (The dielectric constant for mica is 5.4 and for air is 1.0006. )

• A)72 V
• B)2110 V
• C)641 V
• D)18,675 V

---

Definitions:

Drug Addiction

A chronic disorder characterized by compulsive drug seeking and use, leading to significant brain changes and behavioral consequences despite harmful effects.

Botulin Toxin

A neurotoxic protein produced by the bacterium Clostridium botulinum, which causes botulism and is used medically to treat various conditions, including muscle spasms.

Spoiled Food

Food that has become unsafe or unpalatable due to bacterial growth, chemical breakdown, or other processes that lead to deterioration.

Neurohormones

Chemicals produced and released by neurons that communicate with and regulate other cells, acting similarly to hormones.