1. A wire of total resistance 0.030 is bent into a triangular loop shown below, and is being pulled out of a region containing a 2.0 T uniform. magnetic field at a speed of 20 cm/s. An isosceles right triangle (leg 10 cm) leaving a magnetic field B= 2.0T 450 B = 0 10 cm √20cm/s a. Calculate the magnetic flux through the loop as a function of t, where t is the time since the triangular loop first emerges from the field. (Hint: What is x(t)?) b. Calculate the current in the loop at t = 0.20s. In which direction is the current?

1. A wire of total resistance 0.030 is bent into a triangular loop shown below, and is being pulled out of a region containing a 2.0 T uniform. magnetic field at a speed of 20 cm/s. An isosceles right triangle (leg 10 cm) leaving a magnetic field B= 2.0T 450 B = 0 10 cm √20cm/s a. Calculate the magnetic flux through the loop as a function of t, where t is the time since the triangular loop first emerges from the field. (Hint: What is x(t)?) b. Calculate the current in the loop at t = 0.20s. In which direction is the current?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter11: Magnetic Forces And Fields

Section: Chapter Questions

Problem 90AP: A wire of length 1.0 m is wound into a single-turn planar loop. The loop carries a current of 5.0 A,...

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