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¬¨¬®‚Äö√†√ª and 90¬¨¬®‚Äö√†√ª
B.	0¬¨¬®‚Äö√†√ª and -90¬¨¬®‚Äö√†√ª
C.	0¬¨¬®‚Äö√†√ª and -180¬¨¬®‚Äö√†√ª
D.	-90¬¨¬®‚Äö√†√ª and -180¬¨¬®‚Äö√†√ª
Answer» C. 0¬¨¬®‚Äö√†√ª and -180¬¨¬®‚Äö√†√ª

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