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Study the basic control valves questions and answers for your interview preparation. More articles on Control Valves - https://instrumentationtools.com/category/control-valves/ https://instrumentationtools.com/control-valves-questions-answers/ https://instrumentationtools.com/interview-questions-on-control-valves/ https://instrumentationtools.com/safety-relief-valve-questions-answers/ https://instrumentationtools.com/objective-questions-valves/ https://instrumentationtools.com/pneumatic-valves-questions-answers/ https://instrumentationtools.com/control-valves-multiple-choice-questions/ https://instrumentationtools.com/flow-control-valves-interview-questions/