Control Systems Which of the following transfer functions represent under damped second order systems? 2/(s² + 2s + 2) All of these 4/(s² + 2s + 4) 1/(s² + s + 1) 2/(s² + 2s + 2) All of these 4/(s² + 2s + 4) 1/(s² + s + 1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which one of the following is the steady state error for a step input applied to a unity feedback system with the open loop transfer function G(s) = 10/(s²+14s+50)? infinite 0 0.83 1 infinite 0 0.83 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Accurate and reliable output is possible with which of the following system? None of these Both 1 and 2 Open loop control system Closed loop control system None of these Both 1 and 2 Open loop control system Closed loop control system ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 3° 30° 60° 20° 3° 30° 60° 20° 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? 2π/√3 sec π/4√3 sec π/√3 sec π/2√3 sec 2π/√3 sec π/4√3 sec π/√3 sec π/2√3 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems Lead network is used to improve transient response. improve steady state response. increase bandwidth. both A and C. improve transient response. improve steady state response. increase bandwidth. both A and C. ANSWER DOWNLOAD EXAMIANS APP