'Magnetic field exerts' diaporamas de présentation

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Chapter 19

Chapter 19. Magnetism. Magnets. Poles of a magnet are the ends where objects are most strongly attracted Two poles, called north and south Like poles repel each other and unlike poles attract each other Similar to electric charges Magnetic poles cannot be isolated

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Ch. 21 - Magnetic Forces and Fields

Ch. 21 - Magnetic Forces and Fields. 3 D- visualization of vectors and current. 21.1 Magnetic Fields. The needle of a compass is permanent magnet that has a north magnetic pole (N) at one end and a south magnetic pole (S) at the other. 21.1 Magnetic Fields. The behavior of magnetic

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Chapter 21

Chapter 21. Magnetic Forces and Magnetic Fields. 21.1 Magnetic Fields. The needle of a compass is permanent magnet that has a north magnetic pole (N) at one end and a south magnetic pole (S) at the other. 21.1 Magnetic Fields. The behavior of magnetic poles is similar to that of

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Chapter 21

Chapter 21. Magnetic Forces and Magnetic Fields. 21.1 Magnetic Fields. The needle of a compass is permanent magnet that has a north magnetic pole (N) at one end and a south magnetic pole (S) at the other. 21.1 Magnetic Fields. The behavior of magnetic poles is similar to that of

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Announcements

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The Movement of Charged Particles in a Magnetic Field

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Applications: Motors Loudspeakers Galvanometers

Applications: Motors Loudspeakers Galvanometers. An electric motor uses the torque on a current loop in a magnetic field to turn magnetic energy into kinetic energy.

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Chapters 27--Examples

Chapters 27--Examples. Problem. A electron that has a velocity v = (2x10 6 m/s) i + (3 x 10 6 m/s) j move through a magnetic field, B =(0.030) i -(0.15) j . Find the force on the electron Recalculate for a proton. . F =q v x B. q=-1.602 x 10 -19

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Chapters 27--Examples

Chapters 27--Examples. Problem. A electron that has a velocity v = (2x10 6 m/s) i + (3 x 10 6 m/s) j move through a magnetic field, B =(0.030) i -(0.15) j . Find the force on the electron Recalculate for a proton. F =q v x B. q=-1.602 x 10 -19 F =(-1.602x10 -19 )*(-3.9 x 10 5 ) k

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A magnetic field exerts a force on a moving charged particle which is

A magnetic field exerts a force on a moving charged particle which is. in the direction of the magnetic field. in the direction of the motion of the particle. in a direction perpendicular to both the field and motion of the particle.

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