A Disk with a Uniform Positive Surface Charge Density Lies

question 21

Multiple Choice

A disk with a uniform positive surface charge density lies in the x-y plane, centered on the origin.The disk contains 2.5 x 10^-6 C/m² of charge, and is 7.5 cm in radius.What is the electric field at z = 15 cm?

• A)30 N/C
• B)300 N/C
• C)3000 N/C
• D)3.0 x 10⁴ N/C
• E)3.0 x 10⁷ N/C

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Definitions:

Sensory Ability

The capacity to perceive and process stimuli through the senses.

Vision

The ability to perceive the environment through light in the form of images interpreted by the brain via the eyes.

Blindsight

A condition where individuals can respond to visual stimuli without consciously perceiving them, typically as a result of damage to the primary visual cortex.

Visual Information

Visual information refers to data perceived through the sense of sight, involving the processing and interpretation of images by the visual system to understand one's environment.