6 questions Intermediate

ECADEMY test

123L- Introduction to boiler systems

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Question 6 of 6 Intermediate

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Correct
Q: Which of the following parameters are not a part of the NPSHA calculation?
A: hR = Regulation valve size
Correct
Q: Why is cavitation always an issue in boiler feed applications?
A: The water is always at boiling temperature.
Correct
Q: Which kind of pumps are used in boiler systems?
A: Multi-stage centrifugal pump
Correct
Q: What is the main purpose of the deaerator?
A: Take as much oxygen out of the water as possible.
Correct
Q: The higher the CV value, the lower the friction loss across the device?
A: True
Correct
Q: How many basic boiler types exist?
A: 3