Control Systems Number of sign changes in the entries in 1st column of Routh array denotes the no. of open loop zeroes in RHP. roots of characteristic polynomial in RHP. open loop poles in RHP. zeroes of system in RHP. open loop zeroes in RHP. roots of characteristic polynomial in RHP. open loop poles in RHP. zeroes of system in RHP. 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 gain k is increased to infinity, then damping ratio will tend to become unity 0.707 zero infinite unity 0.707 zero infinite ANSWER DOWNLOAD EXAMIANS APP
Control Systems The step response of the system described by the differential equation will be (1/6)*(1-e-6t). e-3t u(t). non of above. e6t. (1/6)*(1-e-6t). e-3t u(t). non of above. e6t. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Lowest critical frequency is due to zero and it may be present at the origin or nearer to the origin, then the type of network is LC circuit. RL Circuit. RC circuit. RLC circuit. LC circuit. RL Circuit. RC circuit. RLC circuit. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A transfer function has its zero in the right half of the s-plane. The function is minimum phase will give stable impulse response is non-minimum phase is positive real is minimum phase will give stable impulse response is non-minimum phase is positive real ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system has poles at 0.01 Hz, 1 Hz and 80 Hz; zeros at 5 Hz, 100 Hz and 200 Hz. The approximate phase of the system response at 20 Hz is 90° 180° -90° -180° 90° 180° -90° -180° ANSWER DOWNLOAD EXAMIANS APP