The Bode plots of a low pass system with the unity steady state gain show an absolute magnitude of 0.5 and a phase angle of -90° at the frequency of ω = 1 rad / s. The phase margin of the low pass system is:

The Bode plots of a low pass system with the unity steady state gain s

1.	The Bode plots of a low pass system with the unity steady state gain show an absolute magnitude of 0.5 and a phase angle of -90° at the frequency of ω = 1 rad / s. The phase margin of the low pass system is:
A.	0°
B.	90°
C.	180°
D.	360°
Answer» B. 90°