A Loop of Radius R = 3

question 21

Multiple Choice

A loop of radius r = 3.0 cm is placed parallel to the xy-plane in a uniform magnetic field = 0.75 T . The resistance of the loop is 18 Ω. Starting at t = 0, the magnitude of the field decreases uniformly to zero in 0.15 seconds. What is the magnitude of the electric current produced in the loop during that time?

• A) 0.79 mA
• B) 3.9 mA
• C) 1.7 mA
• D) 2.1 mA
• E) 0.20 mA

---

Definitions:

Seafaring Polynesians

Describes the maritime culture of the Polynesian people, known for their long-distance ocean voyaging and navigation skills.

Primary Resources

Original materials or data that have not been altered or evaluated, used in research or study.

Domesticated In Mexico

Refers to plants or animals that were first domesticated within the geographic region of Mexico, such as maize and the turkey.