GATE Electronics & Communication Paper – I Question Papers
1 A system has poles at 0.01 Hz, 1 Hz and 80 Hz; zeros at 5 Hz, 100 Hz and 200 Hz. The
approximate phase of the system-response at 20 Hz is
A) – 90°
B) 0°
C) 90°
D) – 180°
Answer : (A)
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