Electrical Engineering · Control Systems
For a closed-loop control system with forward-path transfer functions G1 and G2 in series, and a negative feedback-path transfer function H1 connected from the output of G2 to the input of G2 (inner loop) alongside unity negative feedback around the whole system, what is the overall transfer function?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1G1G21 + G1G2 + H1
- 2G1G21 + G2H1 + G1G2✓
- 3G1G21 + H1G1G2
- 4G1G21 + G1G2 + G1H1
Correct answer
G1G21 + G2H1 + G1G2
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