Frequency Domain Analysis » Exercise - 1 3. The phase angle of the system varies between : (a) 0° and 90° (b) 0° and -90° (c) 0° and -180° (d) -90° and -180°
Frequency Domain Analysis » Exercise - 1 9. The phase angle for the transfer function at corner frequency is : (a) – 45° (b) – 90° (c) – 135° (d) – 270°
Frequency Domain Analysis » Exercise - 1 6. For the transfer function the phase cross-over frequency is : (a) 0.5 rad/sec (b) 1.732 rad/sec (c) 0.707 rad/sec (d) 2 rad/sec
Frequency Domain Analysis » Exercise - 1 1. The magnitude-frequency response of a control system is shown in the figure. The value of ω1 and ω2 are respectively : (a) 10 and 200 (b) 20 and 200 (c) 20 and 400 (d) 100 and 400