A system has poles at 0.01 Hz, 1 Hz and 80Hz, zeroes at 5Hz, 100Hz and – McqOptions

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1.	A system has poles at 0.01 Hz, 1 Hz and 80Hz, zeroes at 5Hz, 100Hz and 200Hz. The approximate phase of the system response at 20 Hz is :
A.	-90¬¨¬®‚Äö√†√ª
B.	0¬¨¬®‚Äö√†√ª
C.	90¬¨¬®‚Äö√†√ª
D.	-180¬¨¬®‚Äö√†√ª
Answer» B. 0¬¨¬®‚Äö√†√ª

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