The Magnetic Field Inside a Circular Loop of Wire of Radius

question 63

Multiple Choice

The magnetic field inside a circular loop of wire of radius 30 cm increases at a constant rate from 2.0 × 10^-3 T to 3.5 × 10^-3 T in 0.47 s.What is the induced emf in the wire?

• A)9.0 ×10^-4 V
• B)2.3 ×10^-4 V
• C)1.8 ×10^-3 V
• D)1.8 ×10^-4 V

---

Definitions:

Merchant

An individual or company engaged in the buying and selling of goods, especially on a large scale or with international trade.

Article 2

Part of the Uniform Commercial Code that governs the sale of goods in the United States.

Good Faith

The honest intent to act without taking an unfair advantage over another party in a contractual or negotiation context.

Unconscionable Clauses

Terms in a contract that are deemed so unfair or oppressive that they are unenforceable under law.