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1. |
What is the overall transfer function (C/R) of the following block diagram if G = G1. G2. G3 and H = H1.H2 ? |
A. | 1/(1 + GH) |
B. | G/(1 + GH) |
C. | H/(1 + GH) |
D. | G/(1 – GH) |
Answer» C. H/(1 + GH) | |