Announcements 1/13/12 Prayer. Write down the fundamental (microscopic) Maxwell equation for Did you get it right? a. a.Yes b. b.No Reading Quiz About.

Announcements 1/13/12 Prayer

Write down the fundamental (microscopic) Maxwell equation for

Did you get it right?a. Yesb. No

Reading Quiz

E

About that HW problem P1.4…

Write down the fundamental (microscopic) Maxwell equation for

Did you get it right?a. Yesb. No

HW Quiz

B

Write down the fundamental (microscopic) Maxwell equation for

Did you get it right?a. Yesb. No

HW Quiz

E

Write down the fundamental (microscopic) Maxwell equation for

Did you get it right?a. Yesb. No

HW Quiz

B

Write down the equation for the two contributions to J, as given in the book for non-magnetic materials

Did you get it right?a. Yesb. No

HW Quiz

Write down the equation for the only contribution to , as given in the book for materials without added (“free”) charges.

Did you get it right?a. Yesb. No

HW Quiz

Euler’s formula for complex numbers is:a.

b.

c.

d.

Reading Quiz

ixe x i x cos sin

ixe x i x sin cos

ixe x i x sin cos

ixe x i x cos sin

…and now, on to complex

numbers!

Which of these notations were not mentioned in my complex number handout?

a.

b.

c.

d.

e.

Reading Quiz

3 4i

5 53 13( , . )

5 53 13 .

53 135 ie.

3 4

Complex number handout

…and example: adding cosine waves

Reading Quiz

The magnetic field part of the E-M wave can be ignored in most optics problems.

a. Trueb. False

E and B waves: a few quick notes