hw1sol - x =n/100 V= (100mA)/(1.6e-19*1.58e18cm)=.4 cm/sec...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
UNIVERSITY OF CALIFORNIA Collage of Engineering Department of Electrical Engineering And Computer Science B. E. BOSER Homework 1 Solution EECS 42/100 Due Wednesday, 9/5/2007 FALL 2007 1. a) L π r n n 2 AL = n= .5*10 22 *pi*(.1*10 -1 ) 2 *100=1.57*10 20 b) n
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: x =n/100 V= (100mA)/(1.6e-19*1.58e18cm)=.4 cm/sec 2. P= vi= 9*100mA= .9W W= Pt= .9* (5*60*60)= 16200 J 3. a) |P|= 5*120= 600 W A to B b) |P|= 8*250= 2000 W B to A c) |P|= 16* 150= 2400 W B to A d) |P|= 10*480= 4800 W A to B...
View Full Document

Ask a homework question - tutors are online