ENEE 331- exam 2 Model answer, Exams of Law

For the system shown below, 1- Find the Y(s)/R(s) for R(s)=1/s and for Td(s)=0 2- Find the error Ea(s) due to R(s)=1/s. 3- Find the steady state error for R(s) ramp input. 4- For Kp=6 and Kd=4 Write a Matlab m-file to plot the step response of Y(s)/R(s) for time interval [0,20]. For the system shown below Find 1- The characteristic equation 2- Using Routh Stability find the value of ( K ) to make stable system 3- Write Matlab M-Script to plot the poles trace as 0<K<20. The system shown below for damping ratio=0.7 Find 1- The transfer function. 2- The value of K and q to make settling time less of equal 0.5 Second. 3- The P.O%