'Point charges' diaporamas de présentation

Chapter 23: Electric Potential

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Electrostatics Chapter 23

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Electric Forces and Electric Fields

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Chapter 16

Chapter 16. Electric Energy and Capacitance. Electric Potential Energy. The electrostatic force is a conservative force It is possible to define an electrical potential energy function with this force

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Chapter 21 Electric Charge and Electric Fields

Chapter 21 Electric Charge and Electric Fields. What is a field? Why have them? What causes fields?. Electric Charge. Types: Positive Glass rubbed with silk Missing electrons Negative Rubber/Plastic rubbed with fur Extra electrons Arbitrary choice convention attributed to ?

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Lecture 5

Lecture 5. Potential Difference Capacitance Combinations of Capacitors Energy stored in Capacitor Dielectrics. Electric Field and Electric Potential Depend on Distance. The electric field is proportional to 1/r 2 The electric potential is proportional to 1/r.

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Chapter 16

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Course Organization

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The Physics of Electrostatic Air Cleaners and Xerox Machines

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Concentrations vs. Activities

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Coulomb Force The field model and the electric field

Chapter 20 Electric Forces and Fields. Coulomb Force The field model and the electric field. Topics:. Sample question:. In electrophoresis, what force causes DNA fragments to migrate through the gel? How can an investigator adjust the migration rate?. Slide 20-1. Nature of Electric Field.

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Physics 2102

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Electric Fields

Electric Fields. F. F. +. What is an electric field???. It is an area of influence around a charged object. Positively charged objects within that field will experience an electrical force. -. +. +. -. -. +. -. -. +. +. -. -. -. -. +. +. -. -. +. -. -. +. -. +. +.

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Loads and MATERIALS

Loads and MATERIALS. Loads AND MATERIALS

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Chapter 21, Electric Charge, and electric Field

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Laws of Electrostatics

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