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 0.087 0.07 0.707 0.87 0.087 0.07 0.707 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? ω1 = tan(Tω1) Tω1 = cot(ω1) Tω1 = tan(ω1) ω1 = cot(Tω1) ω1 = tan(Tω1) Tω1 = cot(ω1) Tω1 = tan(ω1) ω1 = cot(Tω1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems In frequency response analysis of second order system, the error at corner frequency is -10 logξ 20 log2ξ -20 log2ξ 10 logξ -10 logξ 20 log2ξ -20 log2ξ 10 logξ ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are represents the lead compensator? (s+2)/(s+5) (s+5)/(s+6) both 2 and 3 (s+2)/(s+1) (s+2)/(s+5) (s+5)/(s+6) both 2 and 3 (s+2)/(s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a unity feedback control system open loop transfer function then velocity error constant is 10. 50. 0. infinity. 10. 50. 0. infinity. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Sparking between the contacts can be reduced by inserting a resistor in the line. a capacitor in series with the contacts. a reactor in the line. a capacitor in parallel with the contacts. a resistor in the line. a capacitor in series with the contacts. a reactor in the line. a capacitor in parallel with the contacts. ANSWER DOWNLOAD EXAMIANS APP
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