Electrical Engineering · Control Systems
Determine the transfer function Y(s)X(s) for a block diagram with three forward path blocks GA, GB, GC in series, and three individual negative feedback loops H1, H2, H3 equal to 1, whose simplified characteristic equation yields the denominator expression given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1GAGBGC1 - GAGB - GBGC - GCGA + GC
- 2GAGBGC1 + GAGB + GBGC + GCGA + GC
- 3GAGBGC1 - GAGB - GBGC + GCGAGB + GC
- 4GAGBGC1 + GAGB + GBGC + GCGAGB + GC✓
Correct answer
GAGBGC1 + GAGB + GBGC + GCGAGB + GC
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