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

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Definitions:

Emitted

Refers to the act of sending out or giving off something, such as light, heat, or signals.

Elicited

Brought about or provoked; in psychology, it often refers to responses or reactions that are drawn out by specific stimuli or conditions.

Respondent

An individual who answers or responds to a survey, questionnaire, or experiment.

Variable-Ratio

A type of reinforcement schedule used in operant conditioning where reinforcement is given after an unpredictable number of responses.