Control Systems The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If gain k is increased to infinity, then damping ratio will tend to become infinite 0.707 unity zero infinite 0.707 unity zero 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 -90° 180° 90° -180° -90° 180° 90° -180° ANSWER DOWNLOAD EXAMIANS APP
Control Systems A controller transfer function is given by . What is its nature and parameter? lag compensator, β = 10 lead compensator, α = 0.1 lag compensator, β = 2 lead compensator, α = 0.2 lag compensator, β = 10 lead compensator, α = 0.1 lag compensator, β = 2 lead compensator, α = 0.2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The type number of the control system with G(s) = k(s+2)/(s(s²+2s+3) is 1 0 3 2 1 0 3 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems When writing a transfer function which of the following loops are not valid loops? Neither 1 nor 2. Both 1 and 2. Self loops at input node. Self loops at output node. Neither 1 nor 2. Both 1 and 2. Self loops at input node. Self loops at output node. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is the correct expression for the transfer function of an electrical RC phase lag compensating network? C/(1+RCS) RC/(1+RCS) 1/(1+RCS) RCS/(1+RCS) C/(1+RCS) RC/(1+RCS) 1/(1+RCS) RCS/(1+RCS) ANSWER DOWNLOAD EXAMIANS APP