I need help. It's about control systems and matlab.

Final Term

Feedback and Control Systems

Name: Score:

Instruction: Answer as indicated in the problem. Write your complete solution on a clean sheet of paper (Newsprint or Bond paper only) and have it scanned or pictured and submit as one file in a PDF.

1. Block Diagram Reduction

   1. Reduce the block diagram to a single transfer function. .

1. 1. Reduce the system to a single transfer function. .

1. 1. Find the closed-loop transfer function , for the system shown using block diagram reduction.

1. Time Response.

   1. Find the output response, for each of the systems shown. Also find the time constant, rise time, and settling time for each case.

(b)

(a)

1. 1. For each of the second order system that follows, find the

1. Signal Flow Diagram.

   1. Label signals and draw a signal-flow graph for each of the block diagrams.

a.)

b.)

c.)