Industrial maintenance Exam Questions With Complete Solutions
A gate valve offer is very little resistance to flow went open, so it produces very little _______ correct answer: Pressure drop Gate valve should not be used to ______ correct answer: Throttle flow Enough gate valve is likely to be used in which of the following applications correct answer: Slurry or waste Which of the following valves is a rotary action valve? correct answer: Ball Which of the following valves is easily adapted to multiport construction correct answer: Plug One disadvantage of the globe valve is correct answer: High head loss If the taper of the plug goes from wide to narrow from top to bottom, the plug must travel correct answer: Down to close , up to open I needle valve maybe use with an application requires correct answer: Fine adjustment of flow Relief valves are normally used in liquid services corre
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industrial maintenance exam questions with complet
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