Consider the following information regards open loop frequency response of a unity feedback system
| ω | |G(j)| | ∠G(j) |
| 2 | 7.5 | -118° |
| 3 | 4.8 | -130° |
| 4 | 3.15 | -140° |
| 5 | 2.25 | -150° |
| 6 | 1.70 | -157° |
| 8 | 1.00 | -170° |
| 10 | 0.64 | -180° |
A. 0 dB, -180°
B. 3.86 dB, -180°
C. 0 dB, -10°
D. 3.86 dB, 10°
Answer: Option D
This Question Belongs to Electronics And Communications Engineering >> Control Systems
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In root locus analysis the breakaway and break in points
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C. Always occur in complex conjugate pairs
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Which of the following features is not associated with Nichols chart?
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B. It is symmetric about -180°
C. M loci are centred about (0 dB, -180°) point
D. The frequency at intersection of G (j$$\omega $$) locus and M = +3 dB locus gives bandwidth of closed loop system
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