Control Systems The characteristic equation of a feedback control is 2s4 + s3 + 3s2 + 5s + 10 = 0. The no of roots in the right half of the s-plane is 3. 2. 4. 0. 3. 2. 4. 0. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its open loop transfer function is (2s+2)/(s+1)² (2s+2)/s² (2s+1)/s² (2s+1)/(s+1)² (2s+2)/(s+1)² (2s+2)/s² (2s+1)/s² (2s+1)/(s+1)² ANSWER DOWNLOAD EXAMIANS APP
Control Systems The error of a system to a ramp input is 1/5, if the type of the system is decreased by one, then the error of unit step input is 5 0.2 6/5 0.167 5 0.2 6/5 0.167 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A linear time invariant system has an impulse response e2t for t > 0 . If initial condition are 0 and input is e3t, the output for t > 0 is e5t. e3t - e2t. e2t + e3t. e2t - e3t. e5t. e3t - e2t. e2t + e3t. e2t - e3t. 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 0.50 and 4 rad/s 0.25 and 4 rad/s 0.25 and 2 rad/s 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 4 rad/s 0.25 and 2 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems Transient response is improved in case of both A and B. lag network. lead network. none of these. both A and B. lag network. lead network. none of these. ANSWER DOWNLOAD EXAMIANS APP
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