Control Systems What is the open loop DC gain of a unity feedback control system having closed loop transfer function as 9/4 4/13 13/4 4/9 9/4 4/13 13/4 4/9 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is give by s(s + 4)(s² + 2s + 1) + k(s + 1) = 0. Find the angle between the asymptotes? 180° 60° 120° 360° 180° 60° 120° 360° ANSWER DOWNLOAD EXAMIANS APP
Control Systems In polar plots if the critical point '-1+j0' is enclosed then the system is -------- stable critical stable unstable marginally stable stable critical stable unstable marginally stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following represents the value of resonant frequency (ωr)? (ωn) √(1-2ζ²) 2*(ωn) √(1-ζ²) (ωn) √(1-ζ²) (ωn) √(1-ζ²/2) (ωn) √(1-2ζ²) 2*(ωn) √(1-ζ²) (ωn) √(1-ζ²) (ωn) √(1-ζ²/2) ANSWER DOWNLOAD EXAMIANS APP
Control Systems In signal flow graph input node is node having only------------ incoming branches. both 1 and 2. None of these outgoing branches. incoming branches. both 1 and 2. None of these outgoing branches. ANSWER DOWNLOAD EXAMIANS APP
Control Systems 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 -180° 90° 180° -90° -180° 90° 180° -90° ANSWER DOWNLOAD EXAMIANS APP