Control Systems The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the final value? 0 1/4 3/5 1 0 1/4 3/5 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is given below: The system is critical stable unstable marginally stable stable critical stable unstable marginally stable stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems The Laplace transformation of f(t) is F(S) given the final value of f(t) is Infinite. Zero. One. None of them. Infinite. Zero. One. None of them. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following transfer functions represent under damped second order systems? 4/(s² + 2s + 4) 2/(s² + 2s + 2) 1/(s² + s + 1) All of these 4/(s² + 2s + 4) 2/(s² + 2s + 2) 1/(s² + s + 1) All of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feedback control system has forward loop transfer function as e-Ts/s(s+1). Its phase value will be zero at frequency ω1. Which of the following equations should be satisfied by ω1? Tω1 = tan(ω1) ω1 = cot(Tω1) Tω1 = cot(ω1) ω1 = tan(Tω1) Tω1 = tan(ω1) ω1 = cot(Tω1) Tω1 = cot(ω1) ω1 = tan(Tω1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems What will be the type of the system, if the steady state performance of control system yields a non zero finite value of the velocity error constant? type - 2 type - 0 type - 3 type - 1 type - 2 type - 0 type - 3 type - 1 ANSWER DOWNLOAD EXAMIANS APP