ECE 107: Homework 5
1) Three static distributions of currents (including volumetric and surface) generate corresponding magnetic field that depend only on the cylindrical coordinate r as shown in Figures (a), (b), and (c) below. Find the (volume AND possi
ECE 107: Homework 2
1) Two parallel wires of radius a = 0.1mm and length 2cm separated by a distance d = 1mm connect two elements on the motherboard of a computer. The wires are assumed to be made of perfect electric conductors and reside in a lossless me
ECE 107: Homework 5 (Due Friday May 4). 1) An electric dipole consists of two equal and opposite point charges Q and Q which are a distance d apart (see Fig.). (1) Find the electric field along the x axis in the figure. (2) Find the electric field ve
ECE 107
Quiz 2 Monday, Feb 08, 2010
Name
: _
Please show all your work for more rational grading. Give you solutions as formulas. Then, substitute the given numbers for final answers. Indicate units on all numerical answers Box your answers in the form of
ECE 107: Homework 9
1)
^ Show that general expressions for a plane wave propagating in the direction k E = E0 e - jkk r , H = H 0 e - jkk r
^ ^
H0 =
1^ k E0 , E0 = - H 0
satisfy source-free Maxwell's equations. 2) Show that expressions for the fields radi
ECE 107
Quiz 3 Monday, March 2, 2009
Name
: _
Please show all your work for more rational grading. Give you solutions as formulas. Then, substitute the given numbers for final answers. Box your answers in the form of formulas and numbers.
GRADING: 1) 25 p
ECE 107: Electromagnetism Project. Due date: March 12
Consider a parallel plate capacitor shown in Fig.1(a). The side width of the plates is w , the thickness of the plates is negligibly small, and separation between the plates is d . The plates are made
ECE 107: Homework 1
Due Friday, April 2
1) Assume that the earth is electrified by a charge 2Q, and the moon by a charge Q. How large does Q have to be so the repulsive electric force between the earth and the moon be equal to the attractive gravitational
ECE107 Electromagnetism
Instructor: Prof. Eric Fullerton Webpage: http:/ece-classweb.ucsd.edu/spring10/ece107eric/ or http:/ece-classweb.ucsd.edu/ and click ece107 Office: CMRR, 306 E-mail: efullerton@ucsd.edu (please have ece107 in title) Office hours: T
ECE 107
Final exam Thursday, March 20, 2008
Name: _
Please show all your work for more rational grading. Give ALL solutions as formulas, i.e. symbolically. Then, substitute numbers to give your final answers if needed. Indicate units on all numerical answ
ECE 107: Electromagnetism
Set 6: Magnetostatics Instructor: Prof. Vitaliy Lomakin
Department of Electrical and Computer Engineering University of California, San Diego, CA 92093
1
Equations of magnetostatics Magnetostatics
t = = 0 two uncoupled sets of (
ECE 107
Quiz 1 Monday, January 25, 2009
Name: _
Please show all your work for more rational grading. Give ALL solutions as formulas, i.e. symbolically. Then, substitute numbers to give your final answers if needed. Indicate units on all numerical answers.
ECE 107, QUIZ 3
Monday, March 1, 2010
Name
: _
GRADING: 1) 30 points _ 2) 30 points _ 3) 10 points_ 4) 30 points_
Total (100 points) _
1) Consider a structure consisting of two coaxial infinitely long (along the z axis) cylinders of given radii a and b wi
ECE 107: Homework 4
1)
2)
3)
4)
5)
6)
7)
8)
9)
Consider two infinite parallel plates with separation d , which are parallel to the y - z plane. The
^ electric field between the plates is E = zA sin(x / d ) cos(ct / d ) . Find the magnetic field, as
well a
ECE 107: Homework 4, due by Friday April 27, 5:00 pm Problem 1:
Problem 2
Problem 3:
Problem 4:
Problem 5: Verify Stokes theorem for the vector field
by evaluating:
Problem 6: Evaluate the line integral of the figure. along the segment P1 to P2
ECE 107: Homework 6
1)
Consider a line charge distributed on straight line -l < z < l . Find the electric field E using two methods: a) Find the electric potential V based on superposition (integration) and then the magnetic field as E = -V b) Find E dire
ECE 107
Quiz 2 Monday, February 09, 2009
Name
: _
Please show all your work for more rational grading. Give you solutions as formulas. Then, substitute the given numbers for final answers. Indicate units on all numerical answers. Box your answers in the f