Control Systems Find the stability for the following transfer function G(s) = 50/s(s+5) ? Marginally stable Critically stable Stable Unstable Marginally stable Critically stable Stable Unstable ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system has a transfer function 16/(s² + 4s + 16). What is the time for the first overshoot? π/4√3 sec 2π/√3 sec π/√3 sec π/2√3 sec π/4√3 sec 2π/√3 sec π/√3 sec π/2√3 sec 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-tu(t). 2e-tu(t). e-2tu(t). (0.5)e-2tu(t). e-tu(t). 2e-tu(t). e-2tu(t). (0.5)e-2tu(t). ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its closed 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 optimum values of damping ratio is -------------- 0 to 2 0.3 to 0.7 0.9 to 1.1 0.3 to 5 0 to 2 0.3 to 0.7 0.9 to 1.1 0.3 to 5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A negative feedback closed loop control system is supplied to an input of 5 volt. The system has a forward gain of 1 and a feedback gain of 1. What is the output voltage? 2.5 Volt. 2.0 Volt. 1.0 Volt. 1.5 Volt. 2.5 Volt. 2.0 Volt. 1.0 Volt. 1.5 Volt. ANSWER DOWNLOAD EXAMIANS APP