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 = cot(Tω1) Tω1 = tan(ω1) ω1 = tan(Tω1) Tω1 = cot(ω1) ω1 = cot(Tω1) Tω1 = tan(ω1) ω1 = tan(Tω1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of the system described by d²/dt²(y(t)) + 3d/dt(y(t)) + 2y(t) = 5u(t) with u(t) as input and y(t) as output is s(s²+3s+2)/5 (s²+3s+2)/5 5/(s²+3s+2) 5/s(s²+3s+2) s(s²+3s+2)/5 (s²+3s+2)/5 5/(s²+3s+2) 5/s(s²+3s+2) 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 2 -2 1 -1 2 -2 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following controller has sluggish response? both 2 and 3 derivative controller proportional controller integral controller both 2 and 3 derivative controller proportional controller integral controller ANSWER DOWNLOAD EXAMIANS APP
Control Systems The unit step error coefficient of a system with unity feedback is 1/6. infinity. 1. 0. 1/6. infinity. 1. 0. ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a second order under damped system subjected to unit step input the time response has first peak value to be 4 times the second over shoot. Determine the damping ratio ξ ? 0.87 0.707 0.087 0.07 0.87 0.707 0.087 0.07 ANSWER DOWNLOAD EXAMIANS APP
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