QUESTION 3 A 5.0-cm-radius conducting loop with a resistance of 4.0 is in the presence of a uniform magnetic field of strength 300 μT that is perpendicular to the plane of the loop as shown in the diagram below. The strength of the magnetic field is then decreased to 120 µT in a time of 0.15 s while the direction of the magnetic field remains constant. What current is induced in the conducting loop and what is its direction? B₁ 300 µTA = Bf = 120 μT, Before: t₁ = 0.00 s 4.0 2 Resistor a. 5.0 µA right-to-left across the resistor b. 2.4 μA left-to-right across the resistor O c. 3.5 µA right-to-left across the resistor d. 5.0 µA left-to-right across the resistor After: tf = 0.15 s

QUESTION 3 A 5.0-cm-radius conducting loop with a resistance of 4.0 is in the presence of a uniform magnetic field of strength 300 μT that is perpendicular to the plane of the loop as shown in the diagram below. The strength of the magnetic field is then decreased to 120 µT in a time of 0.15 s while the direction of the magnetic field remains constant. What current is induced in the conducting loop and what is its direction? B₁ 300 µTA = Bf = 120 μT, Before: t₁ = 0.00 s 4.0 2 Resistor a. 5.0 µA right-to-left across the resistor b. 2.4 μA left-to-right across the resistor O c. 3.5 µA right-to-left across the resistor d. 5.0 µA left-to-right across the resistor After: tf = 0.15 s

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter13: Electromagnetic Induction

Section: Chapter Questions

Problem 46P: Shown below is a conducting rod that slides along metal rails. The apparatus is in a uniform...

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