Control Systems Which of the following transfer functions represent under damped second order systems? All of these 1/(s² + s + 1) 4/(s² + 2s + 4) 2/(s² + 2s + 2) All of these 1/(s² + s + 1) 4/(s² + 2s + 4) 2/(s² + 2s + 2) ANSWER DOWNLOAD EXAMIANS APP
Control Systems An open loop control system, represented by the transfer function G ( s ) = ( s - 1 ) / ( s + 2 )( s + 3 ), is stable and of the non-minimum phase type. unstable and of the minimum phase type. stable and of the minimum phase type. unstable and of the non minimum phase type . stable and of the non-minimum phase type. unstable and of the minimum phase type. stable and of the minimum phase type. unstable and of the non minimum phase type . ANSWER DOWNLOAD EXAMIANS APP
Control Systems The value of gain margin of the system having G ( s )H ( s ) = 8 / ( s + 2 )3 is 6. 4. 8. 2. 6. 4. 8. 2. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Transient response is improved in case of both A and B. lag network. none of these. lead network. both A and B. lag network. none of these. lead network. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system has a transfer function 16/(s² + 4s + 16). What is the time for the first overshoot? π/4√3 sec 2π/√3 sec π/2√3 sec π/√3 sec π/4√3 sec 2π/√3 sec π/2√3 sec π/√3 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems The Laplace transformation of f(t) is F(S) given the final value of f(t) is Zero. None of them. Infinite. One. Zero. None of them. Infinite. One. ANSWER DOWNLOAD EXAMIANS APP