Transcript
Page 1: Mon. Mar. 2 – Physics Lecture #33 Maxwell’s Equations – the Unification of Electricity and Magnetism I 1. The Equations of Electricity and Magnetism 2

Mon. Mar. 2 – Physics Lecture #33Maxwell’s Equations – the Unification of Electricity and Magnetism I

1. The Equations of Electricity and Magnetism2. Changing Electric Fields are Accompanied by Magnetic Fields – or – how

Maxwell Modified Ampere3. The Displacement Current4. Fields from Moving Charges

Wed. Mar. 4All-Campus Mentoring Day (1 – 4)

http://www.evergreen.edu/events/mentoringdays/Academic Fair (4 – 6)

Page 2: Mon. Mar. 2 – Physics Lecture #33 Maxwell’s Equations – the Unification of Electricity and Magnetism I 1. The Equations of Electricity and Magnetism 2

1. Up 3. Right 5. Into page 0. No direction/zero

2. Down 4. Left 6. Out of page

P

a) A magnetic field pointing out of the page in a region of space is shown (for example, created by a solenoid). The magnetic field is decreasing in strength. What direction is the accompanying electric field at the point P?

b) An electric field pointing out of the page in a region of space is shown (for example, created by the parallel plates of a capacitor). The electric field is decreasing in strength. What direction is the accompanying magnetic field at the point P?

Page 3: Mon. Mar. 2 – Physics Lecture #33 Maxwell’s Equations – the Unification of Electricity and Magnetism I 1. The Equations of Electricity and Magnetism 2

side view

I

front view

Page 4: Mon. Mar. 2 – Physics Lecture #33 Maxwell’s Equations – the Unification of Electricity and Magnetism I 1. The Equations of Electricity and Magnetism 2
Page 5: Mon. Mar. 2 – Physics Lecture #33 Maxwell’s Equations – the Unification of Electricity and Magnetism I 1. The Equations of Electricity and Magnetism 2
Page 6: Mon. Mar. 2 – Physics Lecture #33 Maxwell’s Equations – the Unification of Electricity and Magnetism I 1. The Equations of Electricity and Magnetism 2

For remainder of class time, work on Field from Moving Charges In-Class Activity

available at Calendar page for today.


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