signal flow graphs are primarily useful for analyzing : a) open loop control systems b) feedback control systems c) non linear control systems d) non linear feedback control systems
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Answer:
a.open loop control systems
sumitraghuvanshi:
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Explanation:
The option “A” is the right answer to this question because signal flow graphs are primarily useful for analyzing the open loop control systems.
This graph of the control system is the simplification of a block diagram of the control systems.
In these systems, the blocks of every transfer function, take off points and summing symbols are removed by nodes and branches.
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