Physics · Control Systems
A unity feedback system has an open-loop transfer function G(s) = K(2s + 1) / [s(4s + 1)(s + 1)2]. What is the range of K if the steady-state error is to be less than 0.1 for an input r(t) = 1 + 5t?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1K > 50✓
- 211 < K < 40
- 36 < K < 10
- 4K = 5
Correct answer
K > 50
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