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A unity feedback system has G left( s right) = frac...

This question belongs to Electronics And Communications Engineering Control Systems
Control Systems
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A unity feedback system has $$G\left( s \right) = \frac{{K\left( {s + 12} \right)}}{{\left( {s + 14} \right)\left( {s + 18} \right)}}.$$
What is the value of K to yield 10% error in steady state?

Answer & Solution
Correct Answer: Option B
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