Control Systems The transfer function of phase lead compensator is given by , where, T > 0, α < 0. What is the maximum phase shift provided by this compensator? cos-1((1 - α)/(1 + α) both 1 and 3 sin-1((1 - α)/(1 + α) tan-1((1 - α)/(2√α) cos-1((1 - α)/(1 + α) both 1 and 3 sin-1((1 - α)/(1 + α) tan-1((1 - α)/(2√α) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The poles of the second order system are at -3 ± j4. The damping ratio of the system is 3/5 3/4 3/7 4/5 3/5 3/4 3/7 4/5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation has the following roots for over damped stable system? -2,2 -2,-2 -2,-4 -2±j4 -2,2 -2,-2 -2,-4 -2±j4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is s/(s+1) 1/s 1/s(s+1) 1/(s+1) s/(s+1) 1/s 1/s(s+1) 1/(s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Advantages of open loop control system is/are All of these reliable. accurate. simple and economical. All of these reliable. accurate. simple and economical. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A control system has open loop transfer function G(s) = k/(s(s + 2). Find the break away point? -1 1 -2 2 -1 1 -2 2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS