Control Systems A first order control system is initially at 0 V and subjected to a sudden input at t=0. Its output reaches 1.1 V in 4 sec and eventually reaches steady state of 2 V. Find the time constant? 5 sec 4 sec 6 sec 2 sec 5 sec 4 sec 6 sec 2 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems A function y (t) satisfies the following differential equation : Where, δ (t) is the delta function. Assuming zero initial condition and denoting the unit step function by u(t), y(t) can be formed as e-t. etu(t). e-tu(t). et. e-t. etu(t). e-tu(t). et. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The amplitude spectrum of a Gaussian pulse is Impulse function. Gaussian. Uniform. A sine function. Impulse function. Gaussian. Uniform. A sine function. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the characteristics of negative feedback control system? All of these Rejection of disturbance signals Low sensitivity to parameter variations Reduction in gain at the expense of better stability All of these Rejection of disturbance signals Low sensitivity to parameter variations Reduction in gain at the expense of better stability ANSWER DOWNLOAD EXAMIANS APP
Control Systems A controller transfer function is given by . What is its nature and parameter? lag compensator, β = 2 lead compensator, α = 0.1 lead compensator, α = 0.2 lag compensator, β = 10 lag compensator, β = 2 lead compensator, α = 0.1 lead compensator, α = 0.2 lag compensator, β = 10 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The low frequency and high frequency asymptotes of Bode magnitude plot are respectively -60dB/decade and -40dB/decade. What is the type of the system? TYPE II TYPE 0 TYPE I TYPE III TYPE II TYPE 0 TYPE I TYPE III ANSWER DOWNLOAD EXAMIANS APP
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