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Questions and Answers
Which type of valve can go from 100% closed to 100% open in a 90 degree turn?
Which type of valve can go from 100% closed to 100% open in a 90 degree turn?
- Linear valve
- Rotary valve (correct)
- Eccentric valve
- Butterfly valve
What is another name for rotary valves?
What is another name for rotary valves?
- Butterfly valves
- Linear valves
- Eccentric valves
- Quarter turn valves (correct)
Which type of valve can be manually or automatically operated?
Which type of valve can be manually or automatically operated?
- Eccentric valve
- Linear valve
- Butterfly valve
- Rotary valve (correct)
Which valve type is similar to the device in older style engines with carburetors?
Which valve type is similar to the device in older style engines with carburetors?
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Which valve type has the lowest cost among rotary valves?
Which valve type has the lowest cost among rotary valves?
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Which of the following is NOT a reason why a control valve needs to adjust its opening?
Which of the following is NOT a reason why a control valve needs to adjust its opening?
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What is the purpose of using pressure gauges in relation to control valves?
What is the purpose of using pressure gauges in relation to control valves?
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Why is it important to have pressure measurements at the inlet and outlet of the control valve?
Why is it important to have pressure measurements at the inlet and outlet of the control valve?
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What is one of the biggest problems with control valves?
What is one of the biggest problems with control valves?
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When might the control valve be very open?
When might the control valve be very open?
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