14 Faradays law and induced emf
Michael Faraday discovered (in 1831, less than 200 years ago) that a changing
current in a wire loop induces current ows in nearby wires today we
describe this phenomen
Fields and waves in nature
and engineering the big
picture:
Fundamental building blocks of matter electrons and protons at atomic
scales interact with one another gravitationally and via electromagnet
ECE 329
Homework 2
Due: Tue, June 23, 2015, 5PM
H
R
1. Gausss law for electric eld E states that S E dS = 1 V dV over any closed surface S enclosing
o
a volume V in which electric charge density is sp
ECE 329
Homework 5
Due: Thu, July 2, 2015 5PM
This is a very short HW due on Thursday at 5 PM. Both questions are about magnetic elds which we
start discussing on Thursday in lecture. You can already
ECE 329
Homework 4
Due: Tue, June 30, 2014, 5PM
1. The gap between a pair of parallel innite copper plates extends from z = 0 to z = W > 0 and is
originally occupied by vacuum (o , o ). The plates car
ECE 329
Homework 6
Due: Tue, July 7, 2015, 5PM
1. In this problem we will compare the magnitudes of electrical force qE and magnetic force qv B on
a moving test charge q due to elds E and B produced b
ECE 329
Homework 3
1. Given that V (x, y, z) = 4x2 y + yz 2 and E =
Due: Fri, June 26, 2015, 5PM
rV , what is r E?
2. Is E = 2 + 4z 2 x a possible electrostatic eld? Discuss.
x
y
3. An important vecto
ECE 329
Homework 2+
Due: Tue, June 23, 2015, 5PM
1. Optional problem: This optional problem guides you through the full solution of the electrodynamics problem P6 from HW1 where we only focused on the
ECE 329
Homework 1
Due: Fri, June 19, 2015, 5PM
1. Review of vectors: Consider the 3D vectors
A = x
y + z,
B = (1, 2, 3),
C = 3
x
y + 2,
z
where x (1, 0, 0), y (0, 1, 0), and z (0, 0, 1) constitute