How Much Current Must Pass Through a 400-Turn Ideal Solenoid

question 27

Multiple Choice

How much current must pass through a 400-turn ideal solenoid that is 4.0 cm long to generate a 1.0-T magnetic field at the center? (μ₀ = 4π × 10^-7 T ∙ m/A)

• A)0.013 A
• B)13 A
• C)22 A
• D)40 A
• E)80 A

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Definitions:

Actin Filaments

Protein filaments in muscle cells and other cells that are primarily involved in the contraction and movement processes.

Intermediate Filaments

A component of the cytoskeleton in eukaryotic cells, providing mechanical support and playing a role in cell integrity and structure.

Microtubules

Cylindrical structures within cells that provide shape and facilitate movement and transport of materials.

Endosymbiosis

A theory that explains the origin of eukaryotic cells from prokaryotic organisms, through a symbiotic relationship.