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Electromagnetic Induction - General Physics - Lecture Slides, Slides of Physics

Alagappa University Physics

In these Lecture Slides, the Lecturer has put emphasis on the following key points : Electromagnetic Induction, Motional Electromotive Force, Induced Electromotive Force, Faraday’S Law, Relativistic Invariance, Lenz’S Law, Inductance, Induced Currents, Relativity, Time Varying Fields

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2012/2013

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Chapter 27: Electromagnetic Induction

• Brief discussion of mid-term exam results

• Induced currents

• Magnetic flux and induced currents

• Induced Electromotive Force and Faraday’s Law

• Motional Electromotive Force

• Connection between Faraday and Lorentz Force Laws

• Relativistic Invariance

• Lenz’s law

• Inductance (if time)

Reading: up to page 477 in the text book (Ch. 27)

• 

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Chapter 27: Electromagnetic Induction

Brief discussion of mid-term exam results
Induced currents
- Magnetic flux and induced currents
- Induced Electromotive Force and Faraday’s Law
Motional Electromotive Force
- Connection between Faraday and Lorentz Force Laws
- Relativistic Invariance
Lenz’s law
Inductance (if time) Reading: up to page 477 in the text book (Ch. 27)

Induced Currents

Induced Currents and Time Varying Fields

Flux and Induced Electromotive Force

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It’s apparently the change in magnetic flux through a current loop that is responsible for the induced current in the loop.
In a circuit, we talk about an emf as being the driving force for the current, i.e., the changing magnetic flux induces an emf in the circuit. Magnetic flux:

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B -field into page v

Electromagnetic Induction - General Physics - Lecture Slides, Slides of Physics

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