A Hollow Conducting Spherical Shell Has Radii of 0

question 16

Multiple Choice

A hollow conducting spherical shell has radii of 0.80 m and 1.20 m, as shown in the figure. The sphere carries an excess charge of -500 nC. A point charge of +300 nC is present at the center. The surface charge density on the inner spherical surface is closest to

• A) zero.
• B) +4.0 × 10^-8 C/m².
• C) +6.0 × 10^-8 C/ m².
• D) -4.0 × 10^-8 C/ m².
• E) -6.0 × 10^-8 C/ m².

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Definitions:

Behavior Therapy

Therapeutic orientation that employs principles of learning to help clients change undesirable behaviors.

Psychoanalysis

Therapeutic orientation developed by Sigmund Freud that employs free association, dream analysis, and transference to uncover repressed feelings.

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired; a response that is at first elicited by the second stimulus is eventually elicited by the first stimulus alone.

Undesirable Behaviors

Actions or responses that are considered negative, harmful, or unwanted by society or specific groups within it.