exam 1 spring 2001

exam 1 spring 2001 - The semicircle starts at = and ends at...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Problem 1 (25 pts) A system of three charges is shown in the diagram below. Find the total force on the charge 3 q . 1 z x y 1 q (1,0,1) (0,1,0) (1,2,1) 2 q 3 q 1 2 3 1[ ] 2 [ ] 3[ ] q C q C q C = = - =
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Problem 2 (25 pts) Given the electric flux density 2 2 2 2 ˆ ˆ ˆ 5cos ( ) 17 9 cos ( ) [ / ] C m φ ρ = - + φ z find the net electric flux in the upward direction through the annulus shown in the figure ( a b ). 2 z x y b a
Background image of page 2
Problem 3 (25 pts) A thin line charge of density 0 sin( ) ρ φ = l is in the form of a semi-circle of radius a lying on the x-y plane with its center located at the origin.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: The semicircle starts at = and ends at = . Find the electric field vector E at a location z along the z-axis. 3 z x y a sin( ) = l Problem 4 (25 pts) Given the electric field ( 29 ( 29 ( 29 2 2 3 4sin 2 1 [ / ] z V m = + + + + E z find the result of the line integration B AB A V = E d l by integrating along the path shown in the figure. 4 A 45 o 2 [m] 1 [m] B x y...
View Full Document

Page1 / 4

exam 1 spring 2001 - The semicircle starts at = and ends at...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online