A Loop of Radius R = 3

question 40

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:

Behaviorist

A psychologist who studies and interprets human behavior in terms of observable actions and reactions, often excluding mental states or emotions.

Observable Events

Phenomena that can be seen, measured, and verified directly through the senses, particularly through sight and hearing.

Early Childhood

The period in human life from birth to the age of eight, characterized by rapid mental and physical development.

Unconscious Mental

Pertains to processes in the mind that occur automatically and are not available to introspection, including desires, feelings, and motivations.