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(b) The unity feedback system is given as in Figure Q3 (b). (i) Determine the closed loop transfer function of the system. (2

R(s)+ E(s) C(s) 25 s(s + 6) Figure Q3(b)

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(1) Closed loop transfer function T(S) cos) R(S) ( GS) It GS) HS) 25 SCS+6) lot 25 SCS76) 25 SC5+6) +25 25 Št65725 TO) TS) of:. .: Natural frequency w=25 wn = 5 rad/sec and 2&wn 6 6 ६ 2X 2x5 : Damping ratio {=0-6 IT Damped natural frequency wd = wril. tra (180–53.13°) IT 180 TE) 4 -ETT percentage of or tr=0.5535 Sec overshoot , Mp=e ette - 06x| J1-0.62 X100 % Mp=9.478 Stet

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