(b) A rotating frame carrying an electric current I = 0.25 A is penetrated by a uniform magnetic flux density Bz, as shown in Fig. 4.1. The frame dimensions are a = 45 mm and b 45 mm, and the axis of rotation is A - A'. P' A. a 0 B₂ b A' X Figure 4.1. (i) If the force acting on the section PP' of the frame is F = 7 mN (in the x- direction), calculate the magnetic flux density Bz. (ii) Calculate the total torque 7 on the frame. | (iii) Imagine a positive charge Q = 25 × 10-6 C travelling in free space with velocity v = (100 300ŷ) m/s in a magnetic field with flux density B = -0.752 T as shown in Fig. 4.2. Calculate the vectorial force F acting on the charge. B Figure 4.2. ON

(b) A rotating frame carrying an electric current I = 0.25 A is penetrated by a uniform magnetic flux density Bz, as shown in Fig. 4.1. The frame dimensions are a = 45 mm and b 45 mm, and the axis of rotation is A - A'. P' A. a 0 B₂ b A' X Figure 4.1. (i) If the force acting on the section PP' of the frame is F = 7 mN (in the x- direction), calculate the magnetic flux density Bz. (ii) Calculate the total torque 7 on the frame. | (iii) Imagine a positive charge Q = 25 × 10-6 C travelling in free space with velocity v = (100 300ŷ) m/s in a magnetic field with flux density B = -0.752 T as shown in Fig. 4.2. Calculate the vectorial force F acting on the charge. B Figure 4.2. ON

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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