Control Systems Which of the following statements is/are true? both 1 and 2 Centroid may not be a part of root locus Centroid may be a part of root locus nether 1 nor 2 both 1 and 2 Centroid may not be a part of root locus Centroid may be a part of root locus nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A first order control system is initially at 0 V and subjected to a sudden input at t=0. Its output reaches 1.1 V in 4 sec and eventually reaches steady state of 2 V. Find the time constant? 2 sec 5 sec 6 sec 4 sec 2 sec 5 sec 6 sec 4 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following represents the value of resonant frequency (ωr)? 2*(ωn) √(1-ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²) (ωn) √(1-ζ²/2) 2*(ωn) √(1-ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²) (ωn) √(1-ζ²/2) ANSWER DOWNLOAD EXAMIANS APP
Control Systems When compared to a 1st order LPF, a 2nd order LPF has higher voltage gain. lower voltage gain. faster drop in filter response. higher cut off frequency. higher voltage gain. lower voltage gain. faster drop in filter response. higher cut off frequency. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function for tachometer E(S)/θ(S) is K K/S KS KS2 K K/S KS KS2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems To achieve the optimum transient response, the indicating instruments are so designed as to be critically damped. be undamped. provide damping which is slightly less than the critical value. provide damping which is slightly more than the critical value. be critically damped. be undamped. provide damping which is slightly less than the critical value. provide damping which is slightly more than the critical value. ANSWER DOWNLOAD EXAMIANS APP
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