Control Systems When compared to a 1st order LPF, a 2nd order LPF has lower voltage gain. higher voltage gain. faster drop in filter response. higher cut off frequency. lower voltage gain. higher voltage gain. faster drop in filter response. higher cut off frequency. 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 0.50 and 2 rad/s 0.25 and 2 rad/s 0.50 and 4 rad/s 0.25 and 4 rad/s 0.50 and 2 rad/s 0.25 and 2 rad/s 0.50 and 4 rad/s 0.25 and 4 rad/s 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. 8. 2. 4. 6. 8. 2. 4. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following controller has sluggish response? proportional controller integral controller derivative controller both 2 and 3 proportional controller integral controller derivative controller both 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Control Systems When writing a transfer function which of the following loops are not valid loops? 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. Neither 1 nor 2. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the angles of asymptotes of the open loop transfer function G(s) = k(s + 1)/((s(s+2)(s+4)? 90°,270° 0°, 180° 60°,240° 90°,180° 90°,270° 0°, 180° 60°,240° 90°,180° ANSWER DOWNLOAD EXAMIANS APP