A Long Cylindrical Shell (Radius = 2

question 30

Multiple Choice

A long cylindrical shell (radius = 2.0 cm) has a charge uniformly distributed on its surface. If the magnitude of the electric field at a point 8.0 cm radially outward from the axis of the shell is 85 N/C, how much charge is distributed on a 2.0-m length of the charged cylindrical surface?

• A) 0.38 nC
• B) 0.76 nC
• C) 0.19 nC
• D) 0.57 nC
• E) 0.98 nC

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Definitions:

Lens

A transparent optical device used to converge or diverge transmitted light and to form images.

Focus

The concentration of attention or energy on a specific object, task, or goal, often essential for successfully completing tasks or resolving problems.

Images

Visual representations of objects, scenes, or people, captured through various means such as photography, painting, or digital rendering.

Vitreous Humor

The clear, gel-like substance filling the eye's interior behind the lens, helping to maintain eye shape and transmit light to the retina.