Charge Is Distributed on the Surface of a Spherical Conducting

question 38

Multiple Choice

Charge is distributed on the surface of a spherical conducting shell. A point particle with charge q is inside. If polarization effects are negligible the electrical force on the particle q is greatest when:

• A) it is near the inside surface of the balloon
• B) it is at the center of the balloon
• C) it is halfway between the balloon center and the inside surface
• D) it is anywhere inside (the force is same everywhere and is not zero)
• E) it is anywhere inside (the force is zero everywhere)

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Definitions:

Internal Intercostals

Internal intercostals are muscles located between the ribs that help with the process of forced expiration by drawing the ribs downward and inward.

Scalenes

A group of muscles in the neck that assist in the process of respiration by elevating the ribs and flexing the neck.

Diaphragm

A large, dome-shaped muscle located at the base of the lungs that plays a crucial role in breathing by contracting and relaxing to change the volume of the thoracic cavity.

Linea Alba

A fibrous structure that runs down the midline of the abdomen, forming part of the abdominal wall and separating the left and right abdominal muscles.