Control Systems A second order control system has a transfer function 16/(s² + 4s + 16). Find the settling time for 2% tolerance? 10 sec 2 sec 5 sec 4 sec 10 sec 2 sec 5 sec 4 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following represents the value of resonant frequency (ωr)? 2*(ωn) √(1-ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²/2) (ωn) √(1-ζ²) 2*(ωn) √(1-ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²/2) (ωn) √(1-ζ²) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Negative feedback in a closed loop control system All of these reduces gain. reduces sensitivity to parameter variation. improves disturbance rejection. All of these reduces gain. reduces sensitivity to parameter variation. improves disturbance rejection. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Two identical first order systems have been cascaded non interactively. The unit step response of the systems will be under damped Over damped critical damped un damped under damped Over damped critical damped un damped ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the input to a system was with drawn at t = 0, its output was found to decrease exponentially from 1000 units to 500 units in 1.386 sec. The time constant of the system is 0.500. 2.000. 1.386. 0.693. 0.500. 2.000. 1.386. 0.693. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Number of roots in left hand half of s plane if characteristic equation is s3 - 4s2 + s + 6 = 0 ? 0. 3. 1. 2. 0. 3. 1. 2. ANSWER DOWNLOAD EXAMIANS APP