An open-loop system is a control system in which the output process variable of interest is compared with the corresponding input process parameter, and any difference between them is used to drive the input value into agreement with the output:

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Quizplus · Accepted Answer

nonsense.it makes no sense in any control system to drive the input value into agreement with the output.an open-loop system does not use a comparison between the output process variable , input process parameter.there is no feedback loop in an open-loop system.

An Open-Loop System Is a Control System in Which the Output