3 - Homework #3 Prob. 1-19 (a) 2.575 Ω 800 2.575 0.8 Ω...

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Unformatted text preview: Homework #3 Prob. 1-19 (a) 2.575 Ω 800 2.575 0.8 Ω 2.06 Ω 2.6265 Ω (b) From table 1.2, 200 feet of 14-gauge nickel wire has resistance: Ω 5.1 2.575 200 5.1 2.575 0.001 200 1000 (c) 2.06 2.6265 4.6865 Ω Prob. 1-22 (a) 400 sin 20πt 1.28 1.4 1.2 p(t) (instantaneous power) 1 0.8 0.6 0.4 0.2 0 10 2 5 0.16 sin 20πt 8 20πt W 0 0.05 0.1 0.15 0.2 0.25 t (time) 0.3 0.35 0.4 0.45 0.5 >> t=[0:0.0001:0.5]; >> p=1.28*(sin(20*pi*t)).^2; >> plot(t,p); >> grid; >> xlabel('t (time)'); >> ylabel('p(t) (instantaneous power)'); Prob 1-27 (a) 120 (b) 2 2 60 2 120 240 Ω 120 120 150 192 Ω Prob 1-37 ...
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This note was uploaded on 12/06/2010 for the course ECE 201 taught by Professor All during the Fall '08 term at Purdue.

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