The phase angle of the system G(s) =s+5/s2+4s+9;varies between – McqOptions

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1.	The phase angle of the system G(s) =s+5/s2+4s+9;varies between
A.	0° and 90°
B.	0° and -90°
C.	0° and -180°
D.	-90° and -180°
Answer» C. 0° and -180°

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