ECE 81_hw8_solutions

ECE 81_hw8_solutions - ECE 81 Lehigh University 02/15/2007...

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ECE 81 Lehigh University 02/15/2007 HW #8 ± P5.31: Z = R + jL ω + 1/jC ω = 50 + j[100.10 -3 ω – 1/10.10 -6 ω ] = 50 + j[10 -1 ω – 10 5 / ω ] ω = 500 Æ Z = 50 - 150j = 158.1 -71.56° (-1.25 rad) ω = 1000 Æ Z = 50 + 0j = 50 (0 rad) ω = 2000 Æ Z = 50 + 150j = 158.1 71.56°
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