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Browsing Animations: Charged Particle Motion

9 Animations


Animate

cp-efield.iwp

A charged particle moves under the influence of an electric field oriented along the y-axis as shown by the vector at lower right. Note this sign convention: Direction of positive E is +y (toward top of screen) The red and blue vectors on the particle represents its velocity and acceleration.

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cp-mfield-02.iwp

A charged particle moves under the influence of a magnetic field oriented along the z-axis (perpendicular to the screen). The direction of positive B is +z (outward from screen). The blue vector on the particle represents its acceleration.

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cp-mfield.iwp

A charged particle moves under the influence of a magnetic field oriented along the z-axis (perpendicular to the screen). The direction of positive B is +z (outward from screen). The blue vector on the particle represents its acceleration.

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cp-template.iwp

A charged particle moves under the influence of an electric field oriented along the y-axis and a magnetic field oriented along the z-axis (perpendicular to the screen). Note these sign conventions: Direction of positive E is +y (toward top of screen) Direction of positive B is +z (outward from screen)

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cp-unknown-1.iwp

Three different charged particles of equal kinetic energy move under the influence of a uniform magnetic field oriented perpendicular to the screen. Graphs of vertical position vs. time can be displayed by clicking Show graph. 1. Taking the red particle to have a unit charge of +1 and a unit mass of 1, what are the charges and masses of the other particles? 2. Determine one possible combination of real particles that the three charges could represent.

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em-ratio-1.iwp

An electron is accelerated from rest under the influence of a potential V1. At the origin, the electron enters crossed electric and magnetic fields. The electric field is oriented in the -y direction and is produced by parallel plates with a potential difference equal to V1. The magnetic field is oriented in the -z direction (into screen) and is produced by Helmholtz coils with current. Vectors: red = velocity green = magnetic force black = electric force blue = acceleration

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em-ratio-3.iwp

An electron is accelerated from rest under the influence of a potential V. At the origin, the electron enters crossed electric and magnetic fields. The electric field is oriented in the -y direction and is produced by parallel plates with a potential difference equal to V. The magnetic field is oriented in the -z direction (into screen) and is produced by Helmholtz coils. Vectors: red = velocity green = magnetic force black = electric force blue = acceleration

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velocity-selector-02.iwp

A charged particle moves under the influence of an electric field oriented along the y-axis and a magnetic field oriented along the z-axis. Sign conventions: positive E is +y (toward top of screen) positive B is +z (outward from screen) Vectors: red = velocity blue = acceleration

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velocity-selector.iwp

A charged particle moves under the influence of an electric field oriented along the y-axis and a magnetic field oriented along the z-axis. Sign conventions: positive E is +y (toward top of screen) positive B is +z (outward from screen) The directions of E and B are indicated at lower right. Vectors: red = velocity blue = acceleration