8/2/2019 ENGR205 Final Answers HWs1 2 3

1/2

Hw2

P2.3 I1=10mA

P2.4 Ix=4mA

P2.6 IL=6.66x10-4

A

P2.8 a)iBA=6A vac=36V

b) iBA=3.6A vac=28.8V

c) iBA=3A vac=27V

d) iBA=5.4mA vac=18.015V

P2.10 Vad=7V

P2.12 v1=20V v2=-40V

P2.13 V0=60V

HW3

P3.1 Vba=-8.25V Pdep=1.25mW

P3.2 I0=0.77mA

P3.5 Is=7.5mA

P3.6 Vs=9.5V

P3.8 I0=-1.333mA

P3.10 Vs=30V

P3.11 Req=7.2ohms

P3.14 RAB=2000ohms

8/2/2019 ENGR205 Final Answers HWs1 2 3

2/2

HW1

P1.1 q=150mC

P1.2 q=0.12C

P1.6 P1=40W

P2=-24W

P3=15W

P1.8 P3=70W

P1.9 a)p(t)= 250t2

0t1

250t 1t2

-250t+1000 2t3

250t2-2000t+4000 3t4

W=916.6663mJ

P1.10 a) P2=18W

b) P1=12W

P1.11 P5=-20W