CONTROL SYSTEM || INTRODUCTION TO CONTROL SYSTEM || GATE 2005 || EC || MCQ ||1 MARK

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Despite the presence of negative feedback, control systems still have problems of instability because the 

(GATE 2005 || EC || MCQ ||1 MARK)

 Components used have nonlinearities 


Dynamic equations of the systems are not known exactly

 Mathematical analysis involves approximations 


 System has large negative phase angle at high frequencies


This question is part of this quiz :

GATE || Control Systems || PYQs (2010 to 2025)
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GATE
Control Systems
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