Control Systems Which of the following transfer functions represent under damped second order systems? 4/(s² + 2s + 4) 1/(s² + s + 1) All of these 2/(s² + 2s + 2) 4/(s² + 2s + 4) 1/(s² + s + 1) All of these 2/(s² + 2s + 2) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of an initally relaxed linear system is e-2tu(t). To produce a response of te-2tu(t), the input must be equal to e-2tu(t). 2e-tu(t). (0.5)e-2tu(t). e-tu(t). e-2tu(t). 2e-tu(t). (0.5)e-2tu(t). e-tu(t). ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is 1/s 1/s(s+1) 1/(s+1) s/(s+1) 1/s 1/s(s+1) 1/(s+1) s/(s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a lead compensator, the poles lie: on LHS before zero. on LHS. on RHS. on origin. on LHS before zero. on LHS. on RHS. on origin. 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)? 0°, 180° 60°,240° 90°,270° 90°,180° 0°, 180° 60°,240° 90°,270° 90°,180° ANSWER DOWNLOAD EXAMIANS APP
Control Systems When writing a transfer function which of the following loops are not valid loops? Neither 1 nor 2. Self loops at input node. Both 1 and 2. Self loops at output node. Neither 1 nor 2. Self loops at input node. Both 1 and 2. Self loops at output node. ANSWER DOWNLOAD EXAMIANS APP