Control Systems A system of constant voltage and constant frequency is called _________________ system. None of these zero. infinite. feedback. None of these zero. infinite. feedback. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following combinations is/are correct electrical analogous elements in force-current analogy? All of these Velocity (v) ----------------- Voltage (V) Force (f) --------------------- Current (i) Spring element (K) --------- Inverse inductance (1/L) All of these Velocity (v) ----------------- Voltage (V) Force (f) --------------------- Current (i) Spring element (K) --------- Inverse inductance (1/L) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the disadvantages of an open loop control system? Inaccurate. both 1 and 2. Unreliable. None of these Inaccurate. both 1 and 2. Unreliable. None 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 = cot(ω1) ω1 = tan(Tω1) ω1 = cot(Tω1) Tω1 = tan(ω1) Tω1 = cot(ω1) ω1 = tan(Tω1) ω1 = cot(Tω1) Tω1 = tan(ω1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a unity feedback control system open loop transfer function then position error constant is 20. 0. 40. infinity. 20. 0. 40. infinity. 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+1)/(s+1)² (2s+2)/s² (2s+2)/(s+1)² (2s+1)/s² (2s+1)/(s+1)² (2s+2)/s² (2s+2)/(s+1)² (2s+1)/s² ANSWER DOWNLOAD EXAMIANS APP