Field of a Circular Loop: Two Coaxial Circular Coils of Radius

question 4

Multiple Choice

Field of a circular loop: Two coaxial circular coils of radius R = 15 cm, each carrying 4.0 A in the same direction, are positioned a distance d = 20 cm apart, as shown in the figure. Calculate the magnitude of the magnetic field halfway between the coils along the line connecting their centers. (μ₀ = 4π × 10^-7 T ∙ m/A)

• A) 0.90 × T
• B) 3.9 × T
• C) 1.9 × T
• D) 6.3 × T
• E) 9.2 × T

---

Definitions:

Charter Rights

Rights and freedoms that are guaranteed under a country's constitution or charter, protecting individuals from infringement by governments.

Refused Service

The act of denying a customer goods or services, which can be legal or illegal depending on the circumstances and nondiscrimination laws.

Provincial Governments

The governing bodies of provinces, responsible for administering provincial laws, policies, and services within their respective jurisdictions.

Section 92

Often referenced in legal texts, it might relate to a specific provision within a comprehensive statute, necessitating additional context to determine its exact nature.