Control Systems The optimum values of damping ratio is -------------- 0.3 to 5 0.9 to 1.1 0.3 to 0.7 0 to 2 0.3 to 5 0.9 to 1.1 0.3 to 0.7 0 to 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems In signal flow graph input node is node having only------------ incoming branches. outgoing branches. both 1 and 2. None of these incoming branches. outgoing branches. both 1 and 2. None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems A function y (t) satisfies the following differential equation : Where, δ (t) is the delta function. Assuming zero initial condition and denoting the unit step function by u(t), y(t) can be formed as et. e-t. etu(t). e-tu(t). et. e-t. etu(t). e-tu(t). ANSWER DOWNLOAD EXAMIANS APP
Control Systems A proportional plus derivative controller both 1 and 2 has high sensitivity increases the stability of the system improves the steady state accuracy both 1 and 2 has high sensitivity increases the stability of the system improves the steady state accuracy ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of a phase lead compensator is given by: G(s) = (1 + 3Ts)/(1 + Ts) where T>0. What is the maximum phase shift provided by such a compensator? 90° 30° 60° 45° 90° 30° 60° 45° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a feedback control system is given by s³ + 5s² + (k + 6)s + k = 0. In the root loci diagram, the asymptotes of the root loci for large 'k' meet at a point in the s-plane whose coordinates are (-2,0) (1,0) (-1,0) (2,0) (-2,0) (1,0) (-1,0) (2,0) ANSWER DOWNLOAD EXAMIANS APP