A Parallel-Plate Capacitor Is Attached to a Fixed Voltage Supply

question 87

Multiple Choice

A parallel-plate capacitor is attached to a fixed voltage supply.If the plates are then separated to double the initial value,what happens to the energy stored by the capacitor?

• A)It halves,go figure!
• B)It stays the same since the volume doubles while the electric field halves.
• C)It doubles since the volume between the plates doubles.
• D)It quadruples since both the volume and the field double in this case.

---

Definitions:

Padded Room

A room with walls covered in soft materials, designed to prevent injury and used in various therapeutic or custodial settings.

Upper GI Series

A diagnostic imaging test that uses X-rays to visualize the upper gastrointestinal tract, including the esophagus, stomach, and first part of the small intestine.

Clear Liquids

A diet consisting of liquids that are transparent and free of solids to ease digestive processes or prepare for medical tests.

Carbonated Beverages

Drinks that contain dissolved carbon dioxide, often under pressure, giving them a fizzy texture.