A metal cube with sides of length a is moving at velocityv=voj across a uniform magnetic field B = Bok. Thecube is oriented so that four of its edges are parallel to itsdirection of motion (i.e., the normal vector of two facesare parallel to the direction of motion). (Figure 1)FigureBoN1 of 1VoPart AFind E, the electric field inside the cube.Express the electric field in terms of vo, Bo, and unit vectors (i, j, and/or k).E =SubmitPart BVΑΣΦ-îRequest AnswerNow, instead of electrons, suppose that the free charges have positive charge q. Examples include "holes" in semiconductors and positiveions in liquids, each of which act as "conductors" for their free charges.www.J?If one replaces the conducting cube with one that has positive charge carriers, in what direction does the induced electric field point?Submit Request Answer

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cube with sides of length a is moving at velocity across a uniform magnetic field B = Bok. The oriented so that four of its edges are parallel to its of motion (i.e., the normal vector of two faces allel to the direction of motion). (Figure 1) 30 1 of 1 Vo Part A ▼ Find E, the electric field inside the cube. Express the electric field in terms of vo, Bo, and unit vect Ē= Submit Part B Now, instead of electrons, suppose that the free charges have posit ions in liquids, each of which act as "conductors" for their free charg Π ΑΣΦ 0-i +i O +i O-k Request Answer Submit If one replaces the conducting cube with one that has positive c ? Request Answer

cube with sides of length a is moving at velocity across a uniform magnetic field B = Bok. The oriented so that four of its edges are parallel to its of motion (i.e., the normal vector of two faces allel to the direction of motion). (Figure 1) 30 1 of 1 Vo Part A ▼ Find E, the electric field inside the cube. Express the electric field in terms of vo, Bo, and unit vect Ē= Submit Part B Now, instead of electrons, suppose that the free charges have posit ions in liquids, each of which act as "conductors" for their free charg Π ΑΣΦ 0-i +i O +i O-k Request Answer Submit If one replaces the conducting cube with one that has positive c ? Request Answer

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter24: Magnetic Fields

Section: Chapter Questions

Problem 11STP

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A metal cube with sides of length a is moving at velocity v=voj across a uniform magnetic field B = Bok. The cube is oriented so that four of its edges are parallel to its direction of motion (i.e., the normal vector of two faces are parallel to the direction of motion). (Figure 1) Figure Во 1 of 1 VO ▼ Part A Find E, the electric field inside the cube. Express the electric field in terms of vo, Bo, and unit vectors (i, j, and/or k). Ē=-voBoi Submit Correct Now, instead of electrons, suppose that the free charges have positive charge q. Examples include "holes" in semiconductors and positive ions in liquids, each of which act as "conductors" for their free charges. Part B Previous Answers If one replaces the conducting cube with one that has positive charge carriers, in what direction does the induced electric field point? O`-i O +i O +j O-k Submit Provide Feedback Request Answer Next
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