3 Reduce the block diagram shows below to a single transfer function

T ( s )=C(s)/R(s).

Question 3(a)

Answer 3(a)

Question 3(b)

Answer 3(b)

Question 3(c)

Answer 3(c)

Question 3(d)

Answer 3(d)

Question 3(e)

Answer 3(e)

4. Label signal and draw a signal-flow graph for each of the block diagrams shown in the following

problems:

(a) Question 3 (a)

(b) Question 3 (c)

(c) Question 3 (d)

5. Using Mason’s rule, find the transfer function, T ( s )=C(s)/R(s), for the systems represented

as below :

(a)

(b)

6. Use (i) the Mason’s rule and (ii) block reduction method, to find the transfer function of the figure below. Compare your answer.

Use the Mason’s rule to find the transfer function of the figure above.