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GATE ECE 1991 | Question 1.10

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A unity feedback control system has the open loop transfer function

$$ G(s)=\frac{4(1+2 s)}{s^2(s+2)} $$

If the input to the system is a unit ramp, the steady state error will be

  1. $0$
  2. $0.5$
  3. $2$
  4. $\textsf{infinity}$

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