Control Systems The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its open loop transfer function is (2s+2)/(s+1)² (2s+1)/(s+1)² (2s+2)/s² (2s+1)/s² (2s+2)/(s+1)² (2s+1)/(s+1)² (2s+2)/s² (2s+1)/s² ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation for closed loop system is given as . The value of k for which the system becomes just stable is 8 4 6 2 8 4 6 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The second order system defined by 25/(s2 + 5s + 25) is given a step input. The time taken for the output to settle with in 2 % of input is 2 sec. 0.4 sec. 1.2 sec. 1.6 sec. 2 sec. 0.4 sec. 1.2 sec. 1.6 sec. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Time taken for the response to rise from zero to 100 % for very first time is called Peak time. Delay time. Settling time. Rise time. Peak time. Delay time. Settling time. Rise time. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A transfer function has a zero at s = -1 and poles at s = -1 ± j1. The multiplier being unity, if the input is step function, the steady state response is given by 1∠0° 2∠90° 0.5∠10° 0.5∠0° 1∠0° 2∠90° 0.5∠10° 0.5∠0° ANSWER DOWNLOAD EXAMIANS APP
Control Systems If a circuit consists of two mass elements, two spring elements and four friction elements. Find the order of transfer function? 2 4 12 6 2 4 12 6 ANSWER DOWNLOAD EXAMIANS APP