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 = tan(Tω1) Tω1 = cot(ω1) ω1 = cot(Tω1) Tω1 = tan(ω1) ω1 = tan(Tω1) Tω1 = cot(ω1) ω1 = cot(Tω1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The closed loop transfer function of a unity feedback control system is 9/(s² + 3s + 9), then the type of the system is 2 0 1 3 2 0 1 3 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of the control system depends on nature of the output. the system parameters alone. nature of the input. initial conditions of input and output. nature of the output. the system parameters alone. nature of the input. initial conditions of input and output. ANSWER DOWNLOAD EXAMIANS APP
Control Systems In signal flow graph input node is node having only------------ outgoing branches. incoming branches. both 1 and 2. None of these outgoing branches. incoming branches. both 1 and 2. None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system has a transfer function 16/(s² + 4s + 16). Find the settling time for 2% tolerance? 2 sec 10 sec 4 sec 5 sec 2 sec 10 sec 4 sec 5 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems Negative feedback in a closed loop control system improves disturbance rejection. All of these reduces gain. reduces sensitivity to parameter variation. improves disturbance rejection. All of these reduces gain. reduces sensitivity to parameter variation. ANSWER DOWNLOAD EXAMIANS APP
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