Prévia do material em texto
Problem 6.13PP For the closed-loop transfer function j ' / g \ — ________5______ s^ + 2((OnS + n y jl\ -2 ( '^ + ̂ 2 + 4 t * ^ ^ ^ . Assuming that oj/7 = 1, plot ojSlVfor 0 )| (’■ M ) " '’M Step 2 of 2 solving for -^5” ^ get ^ = l - 2 4 = ± j 4 ? 4 ? t i since ^5SL>Q, Oil .^(1-2?=)+V45'^?“+2 Hence proved.