Control Systems A linear time invariant system, initially at rest when subjected to a unit step input gave response c(t) = te-t (t ≥ 0). The transfer function of the system is s/(s+1)2 s/(s+1) 1/s(s+1)2 (s+1)2/s s/(s+1)2 s/(s+1) 1/s(s+1)2 (s+1)2/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is given below: The system is unstable stable critical stable marginally stable unstable stable critical stable marginally stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the relation of damped natural frequency (ωd) (ωn) √(1-ζ²) (ωn) √(1-1/ζ²) (ωn) √(1-2ζ²) (ωn) √(1-4ζ²) (ωn) √(1-ζ²) (ωn) √(1-1/ζ²) (ωn) √(1-2ζ²) (ωn) √(1-4ζ²) ANSWER DOWNLOAD EXAMIANS APP
Control Systems To achieve the optimum transient response, the indicating instruments are so designed as to provide damping which is slightly less than the critical value. be critically damped. be undamped. provide damping which is slightly more than the critical value. provide damping which is slightly less than the critical value. be critically damped. be undamped. provide damping which is slightly more than the critical value. ANSWER DOWNLOAD EXAMIANS APP
Control Systems What is the order of a closed loop control system for a plant with a transfer function equal to G(s) = k/s²(1+Ts) and with unity feedback 0 2 3 1 0 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Settling time for 5% tolerance band is ------------- 5T. 4T. 3T. 2T. 5T. 4T. 3T. 2T. ANSWER DOWNLOAD EXAMIANS APP