Control Systems The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at -2+j,-2-j -2,-2 -2,2 -2,-1 -2+j,-2-j -2,-2 -2,2 -2,-1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems What is the open loop DC gain of a unity feedback control system having closed loop transfer function as 13/4 4/13 4/9 9/4 13/4 4/13 4/9 9/4 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/2√3 sec π/√3 sec π/4√3 sec 2π/√3 sec π/2√3 sec π/√3 sec π/4√3 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If the gain k is increased to infinity, then damping ratio will tend to become 0.707 unity zero infinite 0.707 unity zero infinite ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system is defined by the following equation: 4 d²c(t)/dt² + 8 dc(t)/dt + 16 c(t) = 16 u(t) The damping ratio and natural frequency for this system are respectively 0.25 and 2 rad/s 0.50 and 2 rad/s 0.25 and 4 rad/s 0.50 and 4 rad/s 0.25 and 2 rad/s 0.50 and 2 rad/s 0.25 and 4 rad/s 0.50 and 4 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a second order under damped system subjected to unit step input the time response has first peak value to be 4 times the second over shoot. Determine the damping ratio ξ ? 0.707 0.07 0.087 0.87 0.707 0.07 0.087 0.87 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS